Series: Under(her)tail by TheWill

Under(her)tail is an Undertale parody rated 18+, the reader must also be 18+ to read this content, this series contains a lot of nudity which is why it is rated 18+

Blacklisted
2:3 alternate_universe anthro apron arachnid arthropod arthropod_webbing balls big_butt bottomless butt clothed clothing comic english_text female footwear frisk_(undertale) genitals hi_res high_heels human humanoid male mammal muffet profanity shoes sitting spider spider_web text thewill under(her)tail undertale undertale_(series)
↑212♥268C13E
2:3 alternate_universe anthro arachnid arthropod arthropod_webbing balls bdsm big_penis bondage bound butt clothing cock_sock comic condom english_text erection female footwear frisk_(undertale) gag genitals hi_res huge_penis human humanoid humanoid_genitalia humanoid_penis legwear male mammal muffet penis penis_clothing profanity sexual_barrier_device socks spider spread_legs spreading text thewill under(her)tail undertale undertale_(series) wearing_condom web_bondage
↑303♥456C26E
2:3 alternate_universe anal anal_penetration anthro arachnid arthropod arthropod_webbing balls bdsm big_butt big_penis blush bodily_fluids bondage bound butt clothing comic condom cowgirl_position dominant dominant_female ejaculation english_text female female_rape filled_condom footwear forced from_front_position genitals hi_res high_heels human humanoid male male/female mammal muffet on_bottom on_top penetration penis pumps rape sex sexual_barrier_device shoes spider spread_legs spreading submissive submissive_male suspension sweat text thewill tongue translated under(her)tail undertale undertale_(series) wearing_condom web_bondage
↑410♥801C7E
2:3 5_eyes 6_arms after_orgasm_torture alternate_universe anal anal_penetration arachnid arthropod arthropod_webbing bdsm big_butt big_penis bondage bottomless bound butt clothed clothing comic condom dessert dominant dominant_female doughnut ejaculation english_text female food forced frisk_(undertale) genitals hi_res human humanoid humanoid_genitalia humanoid_penis letter licking male male/female mammal muffet multi_arm multi_eye multi_limb on_bottom on_top overstimulation pastry penetration penis pubes rape reverse_cowgirl_position sex sexual_barrier_device sign spider text thewill tongue tongue_out under(her)tail undertale undertale_(series) wearing_condom web_bondage
↑340♥564C14E
2:3 5_eyes 6_arms alternate_universe arachnid arthropod arthropod_webbing big_butt blush bodily_fluids bottomwear bulge butt clothed clothing comic condom cum cum_drip dripping english_text fangs female filled_condom frisk_(undertale) genital_fluids giggling hi_res human humanoid licking licking_lips male mammal monochrome muffet multi_arm multi_eye multi_limb pants profanity purple_and_white sexual_barrier_device spider sweat sweatdrop teeth text thewill tongue tongue_out under(her)tail undertale undertale_(series)
↑328♥387C19E
2:3 ?! alternate_universe clothing comic dress electricity english_text fake_breasts female frisk_(undertale) gesture hand_gesture hi_res human machine male mammal mettaton middle_finger nipple_outline petals profanity robot stage stairs text thewill tripping under(her)tail undertale undertale_(series)
↑180♥129C13Q
2:3 alternate_universe bodily_fluids bulge clothing comic dress ellipsis english_text falling female fire frisk_(undertale) hair hi_res human humanoid laugh machine male mammal messy_hair mettaton profanity robot sweat text thewill trap_door under(her)tail undertale undertale_(series)
↑207♥154C19Q
2:3 alternate_universe bite bulge clothing clothing_pull comic english_text female fire frisk_(undertale) grabbing grope hi_res human machine male mammal mettaton robot running text thewill under(her)tail undertale undertale_(series) undressing yelling
↑170♥128C14Q
2:3 alternate_universe bulge cellphone comic costume_transformation cowboy electricity electronics english_text female frisk_(undertale) henshin hi_res human humanoid machine male mammal mettaton phone profanity robot text thewill under(her)tail undertale undertale_(series)
↑237♥183C37Q
2:3 alphys alternate_universe anthro big_penis blush bodily_fluids bulge cellphone clothed clothing comic cowboy electronics ellipsis english_text female frisk_(undertale) genitals glowing glowing_genitalia glowing_penis hi_res human humanoid lizard machine male mammal mettaton not_furry_focus onomatopoeia penis phone reptile robot scalie sound_effects sweat text thewill thrusting under(her)tail undertale undertale_(series)
↑187♥127C17E
2:3 ?! alternate_universe anthro armor arthropod big_butt big_penis blush bodily_fluids butt butt_cleavage clothing comic dildo domestic_cat english_text felid feline felis female frisk_(undertale) from_front_position genitals grope guard hi_res human humanoid insect lagomorph leporid lying male male/female mammal missionary_position nicecream_man on_back penetration penis pubes pussy rabbit rg03 rg04 sex sex_toy spiked_armor spikes sweat text thewill thick_thighs under(her)tail undertale undertale_(series) undressing vaginal vaginal_penetration vein veiny_penis wide_hips
↑399♥570C19E
2:3 alligator alligatorid alternate_universe anthro ball_gag big_breasts big_penis blush bodily_fluids bratty_(undertale) breasts catty_(undertale) clothing comic cowboy_hat crocodilian curled_hair curled_tail domestic_cat drooling ellipsis english_text erect_nipples felid feline felis female frisk_(undertale) gag genitals greeting gun hair half-erect hat headgear headwear hi_res huge_breasts human male mammal nipples overalls overweight penis poncho prostitution ranged_weapon reptile saliva scalie shortalls tail text thewill under(her)tail undertale undertale_(series) undressing weapon whip wide_hips
↑476♥688C30E
2:3 all_fours alligator alligatorid alternate_universe anthro areola big_areola big_breasts big_butt big_penis bisexual blush bodily_fluids bratty_(undertale) breast_play breast_size_difference breasts butt catty_(undertale) clothing comic cowgirl_position crocodilian cum cum_in_pussy cum_inside cum_on_breasts cunnilingus doggystyle domestic_cat english_text facesitting felching felid feline felis female frisk_(undertale) from_behind_position from_front_position genital_fluids genitals grope group group_sex hi_res huge_breasts human human_on_anthro human_penetrating interspecies licking licking_lips male male/female mammal monochrome non-mammal_breasts on_bottom on_top oral orgasm overweight penetration penis purple_and_white pussy reptile scalie sex sitting_on_another slim small_breasts sweat text thewill thick_thighs threesome titfuck tongue tongue_out translated triangle_position trio under(her)tail undertale undertale_(series) undressing vaginal vaginal_penetration wide_hips
↑850♥1740C25EC
2:3 alligator alligatorid alternate_universe anthro ball_gag big_breasts blush bodily_fluids bratty_(undertale) breasts bulge catty_(undertale) clothing comic cowboy_hat crocodilian domestic_cat english_text felid feline felis female frisk_(undertale) gag genitals gun handgun hat headgear headwear hi_res human male mammal penis ranged_weapon reptile revolver scalie sweat text thewill thick_thighs under(her)tail undertale undertale_(series) weapon
↑512♥516C60E
2:3 alternate_universe blush bodily_fluids bone bottomwear bulge clothed clothing comic comic_(under(her)tail) concealed_weapon english_text female frisk_(undertale) fully_clothed gun handgun hi_res hoodie human humanoid hungry male mammal ranged_weapon revolver sans_(undertale) skeleton skirt sweat text thewill topwear under(her)tail undertale undertale_(series) weapon
↑231♥192C18Q
2:3 ?! alternate_universe blush bodily_fluids bone bulge clothed clothing comic comic_(under(her)tail) electronics english_text erection erection_under_clothing feet female foot_fetish foot_play footjob frisk_(undertale) hi_res human humanoid male mammal rubbing sans_(undertale) sex skeleton sweat television text thewill under(her)tail under_table undertale undertale_(series)
↑199♥228C22E
2:3 ?! alternate_universe blush bodily_fluids bone clothed clothing comic comic_(under(her)tail) english_text erection erection_under_clothing female frisk_(undertale) furniture gesture hi_res human humanoid male mammal profanity sans_(undertale) shrug skeleton sweat sweatdrop table text thewill translated under(her)tail under_table undertale undertale_(series)
↑210♥146C5E
2:3 alternate_universe anthro big_breasts bodily_fluids bone breasts clothed clothing comic comic_(under(her)tail) demon dialogue english_text female frisk_(undertale) furniture hi_res human humanoid male mammal nipple_outline open_mouth sans_(undertale) sitting skeleton sweat table text thewill under(her)tail undertale undertale_(series) undyne
↑229♥186C30Q
2:3 alternate_universe anthro bodily_fluids bone bovid breasts canid canine canis caprine clothing comic comic_(under(her)tail) demon distracted_boyfriend domestic_dog english_text exposed_breasts eyeless female frisk_(undertale) goat hi_res hoodie horn human humanoid male mammal meme pregnant profanity sans_(undertale) silhouette skeleton sweat text thewill topwear under(her)tail undertale undertale_(series) undressing
↑276♥213C20E
2:3 alternate_universe blush bodily_fluids bone bottomwear bulge clothed clothing comic comic_(under(her)tail) english_text female frisk_(undertale) fully_clothed furniture glowing glowing_eyes hi_res hoodie human humanoid male mammal profanity sans_(undertale) sitting skeleton skirt sweat table text thewill topwear under(her)tail undertale undertale_(series)
↑275♥261C43E
alternate_universe breasts covering covering_self crossgender female humanoid machine mettaton mettaton_ex nipples not_furry robot solo spotlight spread_legs spreading thewill under(her)tail undertale undertale_(series)
↑194♥160C29Q
2_heads abs all_fours alternate_universe animal_head animal_humanoid anthro anus bed bent_over big_breasts big_butt blush bodily_fluids bottomless breasts bulge burgerpants business_manticore_(undertale) butt chest_wraps cleavage clothed clothing comic crossgender doggystyle domestic_cat dragon dress ellipsis english_text feet felid feline felis female for_a_head fountain from_behind_position furniture genitals goo_creature goo_humanoid group hand_receptionist_(undertale) hi_res hotel human humanoid iranian_mythology janitor lizard long_neck looking_pleasured male male/female mammal manticore mettaton middle_eastern_mythology monster mtf_crossgender mtt_resort_janitor multi_head muscular muscular_male mythological_creature mythological_scalie mythology nipple_outline pattern_clothing pattern_shirt pattern_topwear pecs prostitution pussy reptile restaurant sad_dragon_(undertale) scalie sculpture sex shambling_mass shirt statue striped_clothing striped_shirt striped_topwear stripes sweat tail tail_grab text thewill tongue tongue_out topwear under(her)tail undertale undertale_(series) wraps
↑396♥502C23E
against_surface against_wall alternate_universe anthro arachnid arthropod blush bodily_fluids bulge burgerpants clerk clothing_grab comic container crossgender domestic_cat duo ellipsis english_text felid feline felis female frisk_(undertale) genitals grinding hi_res human human_on_anthro interspecies male male/female mammal mtf_crossgender penis pizza_box restaurant spider sweat text thewill under(her)tail undertale undertale_(series)
↑288♥277C16E
ahegao all_fours alligator alligatorid alternate_universe anthro balls bent_over big_balls big_breasts big_penis blush bodily_fluids bottomless bratty_(undertale) breasts burgerpants butt catty_(undertale) clothed clothing comic crocodilian crossgender doggystyle domestic_cat drooling duo ellipsis embarrassed english_text felid feline felis female female_penetrated food frisk_(undertale) from_behind_position genital_fluids genitals hair hands_on_hips hi_res huge_penis human human_on_anthro interspecies long_hair looking_pleasured male male/female male_penetrating male_penetrating_female mammal moan mtf_crossgender nipples partially_clothed pattern_clothing pattern_shirt pattern_topwear penetration penile penile_penetration penis penis_in_pussy pizza ponytail pubes pull_out raised_clothing raised_shirt raised_topwear reptile saliva saliva_string scalie sex shirt silhouette smile striped_clothing striped_shirt striped_topwear stripes sweat tail tail_grab text thewill tongue tongue_out topwear translated under(her)tail undertale undertale_(series) vaginal vaginal_fluids vaginal_penetration
↑501♥646C16E
alphys alternate_universe anthro areola assisted_exposure balls big_balls big_breasts big_penis blush bodily_fluids bottomless breast_play breasts bulge burgerpants butt cellphone clothed clothing comic crossgender digital_media_(artwork) domestic_cat electronics english_text exclamation_point felid feline felis female forced frisk_(undertale) genital_fluids genitals hair half-erect hat headgear headwear hi_res huge_penis human humanoid madjick magic magic_undressing magic_user male mammal monster nipple_slip nipples penis phone pixel_(artwork) precum rape sex sweat text thewill titfuck under(her)tail undertale undertale_(series) undressing undressing_spell wardrobe_malfunction witch_hat
↑277♥306C15E
alphys alternate_universe anthro belly_mouth bent_over big_breasts big_butt bite biting_lip blush bodily_fluids bottomless breasts buckteeth butt cellphone clothed clothing comic cowgirl_position cum cum_drip cum_in_pussy cum_inside curvy_figure dominant dominant_female dressing dripping electronics english_text eye_nipples eyewear female fingering fingering_self forced frisk_(undertale) from_front_position genital_fluids genitals glasses group half-erect hi_res huge_breasts huge_butt human humanoid knight_knight larger_female licking licking_lips lips lizard male male/female mammal masturbation monster nipple_outline nipples non-mammal_breasts non-mammal_nipples on_bottom on_top penis phone rape record recording reptile scalie sex size_difference sweat teeth text thewill thick_lips thick_thighs tissue_box tongue tongue_out under(her)tail undertale undertale_(series) vaginal vaginal_fingering voluptuous voyeur wide_hips
↑326♥400C11E
alphys alternate_universe amphibian anthro armor astigmatism big_butt blush bodily_fluids breasts bulge butt cellphone clothed clothing comic computer_screen detailed_bulge dildo electronics english_text erection erection_under_clothing eyewear fairy female final_froggit fingering fingering_self frisk_(undertale) frog genital_outline glasses greeting group hi_res human humanoid imminent_rape lizard male mammal masturbation monster penis_outline phone profanity recording reptile scalie sex_toy slightly_chubby slightly_chubby_female sweat text thewill thick_thighs under(her)tail undertale undertale_(series) voyeur whimsalot
↑259♥284C13E
alternate_universe amphibian anthro astigmatism big_penis bodily_fluids bottomless breasts clothed clothing comic cowgirl_position cum cunnilingus cyclops dialogue english_text facesitting fairy fellatio female female_on_top final_froggit forced frisk_(undertale) frog from_front_position genital_fluids genitals group group_sex heart_eyes heart_symbol hi_res holding_leg huge_penis human humanoid lying male male/female mammal monster on_back on_bottom on_top oral orgasm penile penis rape reverse_spitroast saliva saliva_string sex sitting_on_another text thewill tongue tongue_out under(her)tail undertale undertale_(series) undressing vaginal vein veiny_penis whimsalot
↑330♥488C12E
alphys alternate_universe amphibian angry anthro astigmatism big_penis blush bodily_fluids bottomless bottomwear breasts cellphone clothed clothing comic cum cum_drip cyclops digital_media_(artwork) dressing dripping electronics ellipsis english_text eyewear fairy female final_froggit flaccid frisk_(undertale) frog genital_fluids genitals glasses group gun heart_eyes heart_symbol hi_res human humanoid lizard male mammal masturbation monster orgasm pants penis phone pixel_(artwork) profanity pubes ranged_weapon reptile scalie spread_legs spreading sweat text thewill unbuttoned under(her)tail undertale undertale_(series) voyeur weapon whimsalot yelling
↑262♥233C15E
alternate_universe big_bulge bulge clothing comic crossgender duo english_text female frisk_(undertale) gun handgun hi_res holding_gun holding_object holding_ranged_weapon holding_weapon huge_bulge human humanoid laugh machine male mammal mettaton open_mouth open_smile profanity ranged_weapon revolver robot running shooting smile text thewill under(her)tail undertale undertale_(series) weapon wheel
↑239♥164C25Q
alphys alternate_universe angry anthro balls big_breasts big_penis blush bodily_fluids breasts breath bulge butt clothing comic digital_media_(artwork) english_text eyewear female fingernails fist frisk_(undertale) genitals glasses gun handgun heart_symbol hi_res human humanoid lizard machine male mammal mettaton nails penis pixel_(artwork) profanity ranged_weapon reptile revolver robot scalie silhouette slap sweat text thewill under(her)tail undertale undertale_(series) weapon yelling
↑260♥161C18E
alternate_universe bodily_fluids bulge camera cellphone clothing comic cowboy_hat crossgender electronics elevated english_text female frisk_(undertale) hat headgear headwear henshin hi_res human humanoid machine male mammal mettaton nails phone platform profanity robot spotlight superhero sweat text thewill umbrella under(her)tail undertale undertale_(series)
↑196♥134C19Q
alternate_universe big_penis bulge clothing comic cowboy_outfit crossgender electricity english_text female frisk_(undertale) genitals glowing glowing_genitalia glowing_penis hi_res huge_penis human humanoid humanoid_genitalia humanoid_penis machine male mammal mettaton penis profanity robot smack superhero text thewill under(her)tail undertale undertale_(series) unzipping
↑188♥121C13E
alphys alternate_universe angry anthro belt big_penis blush bodily_fluids camera cellphone comic crossgender damaged_clothing digital_media_(artwork) electronics english_text female flaccid frisk_(undertale) genitals hi_res huge_penis human humanoid humanoid_genitalia humanoid_penis lizard machine male mammal mettaton penis phone pixel_(artwork) profanity reptile robot scalie sweat text thewill umbrella under(her)tail undertale undertale_(series)
↑189♥123C17E
alternate_universe camera camera_view comic cracks crossgender damaged_clothing electronics english_text exclamation_point explosion female frisk_(undertale) hi_res human humanoid machine male mammal mettaton robot running smile steam television text thewill umbrella under(her)tail undertale undertale_(series)
↑184♥113C17E
alternate_universe armor big_breasts big_penis bodily_fluids breasts comic crossgender curvy_figure damaged_clothing duo english_text erection female flaccid frisk_(undertale) genitals hair hair_over_eye hi_res hourglass_figure huge_penis human humanoid humanoid_genitalia humanoid_penis looking_at_viewer machine male mammal mettaton mettaton_ex one_eye_obstructed penis pubes robot smoke spotlight tears text thewill under(her)tail undertale undertale_(series) vein veiny_penis
↑298♥304C28E
alternate_universe angry anthro big_breasts big_penis blush bodily_fluids bone breasts burgerpants cellphone christmas christmas_tree cigarette comic comic_(under(her)tail) crossgender curvy_figure damaged_clothing domestic_cat electricity electronics english_text felid feline felis female frisk_(undertale) genital_fluids genitals hi_res holidays hourglass_figure huge_penis human humanoid kitty_(under(her)tail) lizard machine male mammal mettaton_ex monster_kid papyrus_(undertale) penis phone plant pounce precum precum_string profanity reptile robot sans_(undertale) scalie sitting skeleton spread_arms television tempus_(under(her)tail) text thewill tree umbrella under(her)tail undertale undertale_(series) wide_hips yelling
↑318♥306C24E
alternate_universe anal big_penis bodily_fluids bottomless breast_play breasts clothed clothing comic crossgender cum cum_in_mouth cum_inside curvy_figure duo electricity english_text female female_penetrated food frisk_(undertale) genital_fluids genitals graph hourglass_figure human human_on_humanoid humanoid interspecies machine male male/female male_penetrating male_penetrating_female mammal masturbation mettaton_ex multiple_positions oral oral_penetration penetration penile penile_penetration penis penis_in_pussy pizza profanity robot sex spread_legs spreading text thewill titfuck tongue tongue_out under(her)tail undertale undertale_(series) vaginal vaginal_penetration
↑368♥465C23E
after_sex alternate_universe armless bent_over blush bodily_fluids bottomless breasts camera clothed clothing comic crossgender cum cum_on_breasts cum_on_face duo electronics ellipsis english_text exclamation_point female flaccid frisk_(undertale) genital_fluids genitals hair hi_res human human_on_humanoid humanoid interspecies kneeling long_hair machine male male/female mammal mettaton_ex microphone penis profanity pubes question_mark robot sex smile sweat text thewill umbrella under(her)tail undertale undertale_(series)
↑276♥224C23E
alternate_universe armless big_breasts blush bodily_fluids breasts camera comic crossgender cum cum_on_face cum_on_ground electronics english_text female flaccid frisk_(undertale) genital_fluids genitals half-erect hi_res human humanoid machine male mammal mettaton_ex penis profanity question_mark robot sweat television text thewill umbrella under(her)tail undertale undertale_(series)
↑335♥203C18E
alphys alternate_universe anthro big_breasts big_penis blowtorch blush bodily_fluids breasts camera clothing comic crossgender cum cum_in_pussy cum_inside cum_on_ground cum_on_penis english_text face_shield female frisk_(undertale) genital_fluids genitals gloves half-erect handwear hi_res human humanoid kneeling lizard machine male mammal mask mettaton_ex penis reptile robot scalie spotlight sweat text thewill umbrella under(her)tail undertale undertale_(series) welding_mask
↑218♥163C12E
alphys alternate_universe anthro big_breasts big_butt bodily_fluids bottomless breasts butt clothed clothing coat comic crossgender crying english_text eyewear face_shield female frisk_(undertale) frown glasses gloves handwear hi_res holding_breast human humanoid kneeling lab_coat lizard machine male mammal mask mettaton_ex open_frown open_mouth reptile robot scalie sweat tears text thewill topwear under(her)tail undertale undertale_(series) welding_mask wide_eyed worried yelling
↑218♥186C15E
alphys alternate_universe anthro big_bulge blush bodily_fluids buckteeth bulge clothing coat comic elevator ellipsis embarrassed english_text exposed_butt eyebrows eyewear female frisk_(undertale) glasses hi_res human lab_coat lizard male mammal nipple_outline overweight question_mark reptile scalie short_stack shy slim small_tail sweat tail tears teeth text thewill thick_eyebrows topwear under(her)tail undertale undertale_(series) wide_hips
↑239♥185C19Q
alphys alternate_universe anthro blue_and_white bodily_fluids bulge comic crying ellipsis english_text female frisk_(undertale) hi_res human lizard male mammal monochrome profanity reptile scalie soul tears text thewill under(her)tail undertale undertale_(series)
↑272♥217C42E
1_eye alternate_universe amphibian anthro armor astigmatism belly_mouth big_breasts blue_and_white bodily_fluids bottomless breast_squish breasts clothed clothing crossgender dildo english_text eye_nipples fairy female final_froggit frog genital_fluids group hi_res humanoid knight_knight lips looking_at_viewer madjick monochrome monster nipples sex_toy squish text thewill thick_lips under(her)tail undertale undertale_(series) vaginal_fluids whimsalot wide_hips
↑117♥136C3E
alternate_universe bone breasts clothing comic_(under(her)tail) english_text face_covered female hoodie humanoid not_furry pillar sans_(undertale) shadow skeleton solo text thewill topwear under(her)tail undertale undertale_(series)
↑175♥103C14S
?! alternate_universe amphibian angel_derear anthro asriel_dreemurr blush bodily_fluids boss_monster_(undertale) bovid bulge caprine comic crossgender cunnilingus ellipsis english_text exclamation_point fairy female female/female frisk_(undertale) frog frogette_(under(her)tail) froggit greeting group hi_res human humanoid inside lying male mammal monster on_back on_top oral sex sweat text thewill under(her)tail undertale undertale_(series) vaginal whimsun
↑227♥179C22E
alternate_universe angel_derear asgore_dreemurr asriel_dreemurr assmore_derear big_breasts blush boss_monster_(undertale) bovid breasts bulge caprine comic crossgender dialogue english_text exclamation_point female flashback frisk_(undertale) group group_sex hi_res human humanoid inside journal key knife lying male mammal moldsmal monster oral orifice profanity sex silhouette text thewill toriel tutori under(her)tail undertale undertale_(series)
↑201♥166C10E
1_eye alternate_universe angel_derear anthro arthropod assmore_derear blush boss_monster_(undertale) bovid breasts bulge caprine comic cowgirl_position crossgender crowd dummy_(undertale) english_text eye_nipples female flashback frisk_(undertale) from_front_position group hi_res human humanoid ice_cap knight_knight loox male male/female mammal migosp moldsmal monster on_bottom on_top profanity sex shyren silhouette text thewill under(her)tail undertale undertale_(series) vegetoid
↑199♥162C11E
alternate_universe angel_derear anthro asriel_dreemurr blush bodily_fluids boss_monster_(undertale) bovid breasts bulge caprine carrying_another comic crossgender cum cum_drip cum_inside dripping dummy_(undertale) elemental_creature english_text eye_nipples female fish flashback frisk_(undertale) genital_fluids glyde goat group herm hi_res human humanoid ice_cap intersex knight_knight male mammal marine mineral_fauna monster shyren silhouette snow snow_creature snowdrake surrounded sweat text thewill translated under(her)tail undertale undertale_(series) woshua
↑189♥155C13E
alternate_universe amphibian angel_derear anthro asgore_dreemurr asriel_dreemurr assmore_derear bodily_fluids boss_monster_(undertale) bovid bulge caprine clothing comic crossgender cum cum_inside death dildo dummy_(undertale) english_text eye_nipples fairy female final_froggit flashback forced frisk_(undertale) frog gangbang genital_fluids genitals grope group group_sex hand_on_head herm hi_res human humanoid intersex intersex/male intersex_death knife knight_knight leash leash_pull madjick male mammal monster penetration penis plantigrade profanity rape running sex sex_toy silhouette surrounded sweat text thewill toriel torn_clothing tutori under(her)tail undertale undertale_(series) wardrobe_malfunction whimsalot
↑222♥195C16E
all_fours alternate_universe amphibian anthro astigmatism ball_gag bdsm blush bodily_fluids bondage bound clothing comic crossgender crowd crying cum cum_on_penis dildo english_text eye_nipples female frisk_(undertale) frog froggit gag genital_fluids genitals group half-erect hi_res human humanoid knife knight_knight loox male mammal migosp moldsmal monster noose penis profanity sex_toy silhouette tears text thewill torn_clothing under(her)tail undertale undertale_(series) yelling
↑260♥172C28E
aliasing all_fours alternate_universe amphibian anthro arthropod bdsm bodily_fluids bondage bound breasts clothing comic crowd crying dialogue digital_media_(artwork) dripping_pussy elemental_creature ellipsis english_text eye_nipples female fire fire_creature frisk_(undertale) frog froggit genitals group half-erect hi_res human humanoid kneeling knife knight_knight loox male mammal migosp moldsmal monster penis pubes pyrope tears text thewill torn_clothing under(her)tail undertale undertale_(series) vein vulkin
↑200♥141C18E
2:3 ?! absurd_res alternate_universe animated_skeleton black_and_white_and_yellow bone breasts clothing comic comic_(under(her)tail) crossgender dialogue duo female frisk_(undertale) hi_res high_contrast hoodie human humanoid knife male mammal sans_(undertale) shadow silhouette skeleton text thewill topwear undead under(her)tail undertale undertale_(series)
↑243♥137C18E
2:3 absurd_res alternate_universe animated_skeleton anthro black_and_white_and_yellow bodily_fluids bone boss_monster_(undertale) bovid breasts butt caprine clothing comic comic_(under(her)tail) crossgender cum cum_on_chest cum_on_penis duo english_text eyes_closed female fish frisk_(undertale) genital_fluids genitals goat half-erect hi_res high_contrast hug human humanoid kitty_(under(her)tail) knife light lizard looking_at_viewer male mammal marine mettaton_ex monster monster_kid papyrus_(undertale) penis profanity reptile sans_(undertale) scalie silhouette skeleton sweat text thewill toriel torn_clothing tutori undead under(her)tail undertale undertale_(series) undyne
↑243♥172C23E
alternate_universe animated_skeleton anthro big_penis bikini black_and_white_and_yellow blush bone breasts canid canine canis close-up clothing comic comic_(under(her)tail) crossgender domestic_cat domestic_dog ellipsis english_text felid feline felis female flashback frisk_(undertale) genitals group group_sex hi_res high_contrast human humanoid hybrid knife male mammal monster penis profanity sans_(undertale) sex shadow silhouette skeleton swimwear teleportation temmie_(undertale) text thewill tongue tongue_out two-piece_swimsuit undead under(her)tail undertale undertale_(series)
↑261♥211C23E
abdominal_bulge alternate_universe animated_skeleton big_butt big_penis blush bodily_fluids body_modification bone bottomless bottomwear bulge butt butt_grab clothed clothed_sex clothing comic comic_(under(her)tail) cowgirl_position crossgender english_text erection female foreskin frisk_(undertale) from_front_position gaster_blaster genital_fluids genitals glowing glowing_genitalia glowing_lips glowing_pussy half-erect hand_on_butt heart_eyes heart_symbol hi_res hoodie huge_penis human humanoid lips looking_pleasured male male/female mammal on_bottom on_top one_eye_closed penetration penis prodding profanity pussy retracted_foreskin sans_(undertale) sex skeleton skirt sweat text thewill thick_lips topwear transformation undead under(her)tail undertale undertale_(series) vaginal_fluids vein veiny_penis
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abdominal_bulge alternate_universe animated_skeleton big_breasts big_butt big_penis blue_nipples blush bodily_fluids body_modification bone bouncing_breasts breast_fondling breast_grab breast_growth breast_play breast_smother breasts bulge butt bwomp clothed clothed_sex clothing comic comic_(under(her)tail) command command_to_allow command_to_wait contact_onomatopoeia cowgirl_position crossgender dialogue different_sound_effects duo english_text expansion_sound_effect exposed_breasts extended_sound_effect face_in_breasts female female_on_top female_penetrated first_person_view fondling frisk_(undertale) from_front_position gaster_blaster genital_fluids genitals glowing glowing_eyes glowing_nipples growth hand_on_breast head_between_breasts hi_res hoodie huge_breasts huge_penis human human_on_humanoid humanoid impact_onomatopoeia interspecies looking_pleasured male male/female male_on_bottom male_penetrating male_penetrating_female mammal moan muffled nipples on_bottom on_top onomatopoeia penetration penile penile_penetration penis penis_in_pussy plap plop sans_(undertale) sex shortened_sound_effect skeleton slick smacking smothering sound_effect_variant sound_effects sweat talking_to_another talking_to_partner text thewill thumping topwear transformation undead under(her)tail undertale undertale_(series) vaginal vaginal_fluids vaginal_penetration vowelless vowelless_sound_effect vowelless_vocalization whoopee_cushion zip_(sound_effect) zipper zipping_up
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abdominal_bulge after_sex alternate_universe animated_skeleton big_breasts big_butt big_penis black_and_white_and_yellow bodily_fluids bone breasts butt clitoris clothed clothed_sex clothing comic comic_(under(her)tail) cowgirl_position crossgender cum cum_from_mouth cum_from_nose cum_from_pussy cum_in_mouth cum_in_nose cum_in_pussy cum_inside cum_on_penis cum_through duo english_text female female_on_top female_penetrated footwear frisk_(undertale) from_front_position genital_fluids genitals glowing glowing_nipples harder heart_eyes heart_symbol hi_res high_contrast huge_breasts huge_penis human human_on_humanoid humanoid interspecies knife leaking_cum legwear looking_pleasured male male/female male_on_bottom male_penetrating male_penetrating_female mammal nipples on_bottom on_top orgasm orgasm_face penetration penile penile_penetration penis penis_in_pussy profanity sans_(undertale) sex shadow skeleton socks sweat text thewill thigh_highs thigh_socks undead under(her)tail undertale undertale_(series) vaginal vaginal_fluids vaginal_penetration
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alternate_universe anthro asgore_dreemurr assmore_derear big_breasts boss_monster_(undertale) bovid breast_slap breasts bulge cape caprine chair cleavage clothed clothing comic crossgender curvy_figure detailed_bulge dragon_ball dragon_ball_z duo ellipsis english_text female frisk_(undertale) furniture garden genital_outline hi_res huge_breasts human lying male mammal meme monster nipple_outline penis_outline plant queen royalty shoulder_guards size_difference slap standing text thewill throne under(her)tail undertale undertale_(series) voluptuous weaponized_breasts wide_hips yamcha_death_pose
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alternate_universe anthro armor asgore_dreemurr assmore_derear big_breasts big_butt bikini_armor boss_monster_(undertale) bovid breasts bulge butt cape caprine chair clothing comic crossgender curvy_figure detailed_bulge duo ellipsis english_text female footwear frisk_(undertale) furniture garden genital_outline hi_res high_heels huge_breasts huge_butt human leather leather_clothing male mammal monster nipple_outline penis_outline profanity pumps queen royalty shoes shoulder_pads text thewill throne unconvincing_armor under(her)tail undertale undertale_(series) voluptuous wide_hips
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alternate_universe anthro armor asgore_dreemurr assmore_derear big_breasts big_butt bikini_armor black_eyeshadow blush bodily_fluids boss_monster_(undertale) bovid breasts breath butt caprine clothing comic crossgender curvy_figure duo english_text eyelashes eyeshadow female fishnet_clothing fist frisk_(undertale) half-closed_eyes hi_res huge_breasts human imminent_sex leather leather_clothing lipstick makeup male mammal mature_anthro mature_female monster narrowed_eyes pillar profanity running shoulder_pads sweat tears text thewill tripping unconvincing_armor under(her)tail undertale undertale_(series) undressing voluptuous wide_hips
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2_heads alternate_universe anthro big_breasts bodily_fluids breasts bridge bulge cellphone clothing comic detailed_bulge digital_media_(artwork) electronics english_text felid female fish frisk_(undertale) genital_outline gesture greeting hi_res hotel human humanoid male mammal marine monster multi_head nightgown penis_outline phone pixel_(artwork) profanity question_mark standing sweat text thewill under(her)tail undertale undertale_(series) undyne waving
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alternate_universe assertive_female ball_fondling balls big_balls big_penis blush bodily_fluids bulge burning clothed clothed/nude clothing cock_and_ball_torture comic crossgender cum cum_drip cum_in_mouth cum_inflation cum_inside detailed_bulge dripping duo eager elemental_creature english_text fellatio female female_rape fire fire_creature fondling forced foreskin frisk_(undertale) genital_fluids genital_outline genital_torture genitals heats_flamesman hi_res hug huge_penis human human_on_humanoid humanoid inflation interspecies larger_male licking long_penis looking_pleasured male male/female mammal mtf_crossgender nipples non-mammal_nipples nude oral orgasm pain penile penis penis_lick penis_outline power_bottom retracted_foreskin reverse_forced_oral satisfied sex short_stack sitting_on_penis size_difference smaller_female steam sweat text thewill tongue tongue_out translucent translucent_body under(her)tail undertale undertale_(series) undressing unwanted_ejaculation vein veiny_penis
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alternate_universe animated_skeleton anthro blush bodily_fluids bone bulge clothing clothing_grab comic crossgender ellipsis english_text eye_patch eyewear female fish frisk_(undertale) group headpat hi_res human humanoid letter male mammal marine nipple_outline papyrus_(undertale) profanity sharp_teeth shirt skeleton snow sweat tank_top teeth text thewill topwear undead under(her)tail undertale undertale_(series) undyne
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?! aliasing alphys alternate_universe anthro big_breasts big_bulge big_butt blush bodily_fluids bottomless breast_squish breasts bulge butt clitoris clothed clothing coat comic dialogue digital_media_(artwork) dinosaur ellipsis english_text eyewear female frisk_(undertale) genitals glasses hi_res human lab_coat letter lizard low-angle_view male mammal monster nipple_outline prehistoric_species pussy reptile scalie slightly_chubby squish sweat text thewill topwear under(her)tail undertale undertale_(series)
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accessory alphys alternate_universe anthro areola areola_slip big_breasts big_bulge big_butt blush bodily_fluids breasts bulge butt cleavage clothed clothing comic crossgender dinosaur dress ellipsis english_text female frisk_(undertale) hair_accessory hairband harness hi_res human humanoid ineffective_clothing lizard machine male mammal mettaton_ex nipple_outline nipples non-mammal_breasts non-mammal_nipples offscreen_character partial_nudity prehistoric_species profanity reptile robot scalie short_stack short_tail skimpy slightly_chubby sweat tail text thewill thick_tail thick_thighs under(her)tail undertale undertale_(series) wide_hips
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alphys alternate_universe anthro belly_kiss big_breasts big_butt big_penis blush bodily_fluids bottomless breasts butt clothed clothing comic dinosaur domestic_cat dress dripping duo ellipsis english_text felid feline felis female foreskin frisk_(undertale) genital_fluids genitals hi_res huge_breasts huge_penis human imminent_sex kissing kissing_stomach lizard long_penis male male/female mammal one_breast_out open_mouth open_smile penis penis_on_butt pesky_pussy_(under(her)tail) precum precum_drip prehistoric_species pussy reptile retracted_foreskin scalie short_tail sitting skimpy smile sweat tail text thewill thick_tail thick_thighs tongue tongue_out trash under(her)tail undertale undertale_(series) undressing vein veiny_penis waterfall wide_hips
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alphys alternate_universe anthro anthro_penetrated big_breasts big_butt big_penis blush bodily_fluids breasts butt clitoris clothed clothed_sex clothing comic cowgirl_position dialogue dinosaur drooling ellipsis english_text eyewear female female_penetrated foreskin frisk_(undertale) from_front_position genital_fluids genitals glasses head_back hi_res huge_breasts huge_penis human human_on_anthro human_penetrating human_penetrating_anthro humanoid_genitalia humanoid_penis interspecies lizard long_penis looking_pleasured male male/female male_penetrating male_penetrating_female mammal moan nervous nipples on_bottom on_top open_mouth open_smile partially_clothed penetration penis prehistoric_species pussy reptile retracted_foreskin saliva scalie sex short_tail smile sweat tail tears text thewill thick_tail thick_thighs tongue tongue_out under(her)tail undertale undertale_(series) vaginal vaginal_fluids vaginal_penetration water waterfall wet wide_hips
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accessory alphys alternate_universe anthro big_breasts big_butt big_penis blush bodily_fluids bottomless breasts butt clothed clothing comic dialogue dinosaur dress dripping duo_focus english_text eyewear female fish foreskin frisk_(undertale) genitals glasses group hair_accessory hairband half-erect hi_res huge_breasts huge_penis human humanoid_genitalia humanoid_penis lizard male mammal marine nipples penis prehistoric_species profanity pubes reptile retracted_foreskin scalie short_stack short_tail skimpy sweat tail text thewill thick_tail thick_thighs under(her)tail undertale undertale_(series) undressed undyne water waterfall wet wide_hips
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accessory alphys alternate_universe anthro big_breasts big_butt big_penis blush bodily_fluids bottomless breasts butt cloth clothed clothing comic dinosaur dress ellipsis english_text eyewear female foreskin frisk_(undertale) fungus genitals glasses hair_accessory hairband half-erect hi_res holding_object huge_breasts huge_penis human lizard male mammal marker monster mushroom one_eye_obstructed penis prehistoric_species pubes reptile retracted_foreskin scalie short_stack skimpy sweat text thewill thick_thighs trash under(her)tail undertale undertale_(series) waterfall wide_hips writing_utensil
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abs after_sex alphys alternate_universe anthro areola big_breasts big_butt big_penis blush bodily_fluids breasts butt clothed clothing comic covering_butt cum cum_from_pussy cum_in_pussy cum_inside cum_on_penis dinosaur dress ellipsis english_text eye_patch eyewear female fishnet_clothing fishnet_legwear frisk_(undertale) genital_fluids genitals glasses group hi_res human jacket leather leather_clothing leather_jacket leather_topwear legwear lizard magic_dildo male male/female mammal nipple_outline penis prehistoric_species profanity reptile rock scalie short_stack skimpy sweat tears text thewill thick_thighs topwear under(her)tail undertale undertale_(series) undyne wide_hips
↑255♥245C15E
abs alphys alternate_universe anthro big_breasts big_butt big_penis blush bodily_fluids bottomless breasts butt clothed clothing comic cum cum_drip dinosaur dress dripping english_text eye_patch eyewear female fish frisk_(undertale) genital_fluids genitals glasses glowing glowing_eyes group hi_res huge_breasts human jacket leather leather_clothing leather_jacket leather_topwear lizard magic_dildo magic_weapon male mammal marine nipple_outline nipples non-mammal_breasts non-mammal_nipples oral oral_penetration penetration penis prehistoric_species profanity reptile scalie shallow_penetration short_stack skimpy sparkles sweat tears text thewill thick_thighs topwear under(her)tail undertale undertale_(series) undyne wide_hips
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