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
alphys alternate_universe animated_skeleton anthro apron armor asgore_dreemurr assmore_derear big_breasts big_butt bikini_armor blush bodily_fluids bone boss_monster_(undertale) bottomless bottomwear bovid breasts butt caprine clothed clothing coat comic comic_(under(her)tail) container crossgender cup curvy_figure dialogue dinosaur drinking english_text eye_patch eyewear female first_person_view frisk_(undertale) frisky_(under(her)tail) gloves glowing glowing_eyes group halftone hand_holding handwear hi_res hoodie human lab_coat male mammal marine monster nipple_outline papyrus_(undertale) partially_clothed prehistoric_species red_eyes reptile sans_(undertale) scalie shorts skeleton skirt standing sweat tears tempus_(under(her)tail) text thewill thick_thighs thin_thighs topwear toriel tutori unconvincing_armor undead under(her)tail undertale undertale_(series) undyne voluptuous waking_up wide_hips
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aaron_(undertale) alternate_universe anthro armor big_breasts big_butt big_penis bikini_armor blush bodily_fluids bottomless bottomwear bratty_(undertale) breast_play breasts bunbun_npc_(undertale) burgerpants business_manticore_(undertale) butt canid canine canis catty_(undertale) cinnamon_(undertale) clam_girl_(undertale) clam_guy_(undertale) clothed clothing comic container crossgender cum cum_inside cup curvy_figure demon dogamy dogaressa doggo_(undertale) domestic_cat domestic_dog drinking echo_flower_explainer elemental_creature elemental_humanoid endogeny felid feline felis female fire fire_creature first_person_view frisk_(undertale) frisky_(under(her)tail) frogette_(under(her)tail) fuku_fire genital_fluids genitals gerson gift_bear_(undertale) gloves glowing greater_dog group gyftrot halftone hand_on_penis hand_receptionist_(undertale) handwear heats_flamesman hi_res human humanoid ice_cap kitty_(under(her)tail) lemon_bread lesser_dog male male/female mammal mettaton mettaton_ex monster montage mtt_resort_janitor muffet napstablook nicecream_man nipple_outline onionsan partially_clothed pattern_clothing penis politics_bear_(undertale) pyrope rabbit_shopkeeper red_eyes rg03 rg04 right_to_left sad_dragon_(undertale) scarf_mouse sex shambling_mass shorts shyren sitting skateboard_girl skirt snowdrake snowdrake's_mother stand_and_carry_position standing standing_sex striped_clothing stripes sweat tem temmie_(undertale) text thewill titfuck topwear tsunderplane unconvincing_armor under(her)tail undertale undertale_(series) voluptuous vulkin waking_up walking wide_hips woshua
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alternate_universe angel_derear anthro asriel_dreemurr boss_monster_(undertale) bovid bow_ribbon breasts bright_light bulge caprine charging clothing comic crossgender dialogue dress duo elemental_creature english_text ethereal fading female flora_fauna flower flowey_the_flower frisk_(undertale) frisky_(under(her)tail) genitals ghost glowing glowing_eyes hi_res horn human kneeling looking_down male mammal monster peddles plant profanity red_eyes spirit standing text thewill under(her)tail undertale undertale_(series)
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alternate_universe angel_derear anthro asriel_dreemurr bodily_fluids boss_monster_(undertale) bovid bow_accessory breasts bright_light caprine chara_(undertale) clothing comic crossgender duo elemental_creature female first_person_view flora_fauna flowey_the_flower frilly frilly_clothing goat hand_on_head hi_res human looking_at_viewer looking_down male mammal peddles plant smile tears teeth text thewill under(her)tail undertale undertale_(series)
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alphys alternate_universe angel_derear animated_skeleton anthro armor asgore_dreemurr asriel_dreemurr assmore_derear big_breasts big_butt bikini_armor blush bodily_fluids bone boss_monster_(undertale) bottomless bottomwear bovid bow_accessory breasts butt caprine cellphone clothed clothing coat comic comic_(under(her)tail) crossgender crying curvy_figure dialogue dinosaur dress electronics english_text eye_patch eyewear fainted female fishnet_clothing footwear frisk_(undertale) frisky_(under(her)tail) glasses gloves glowing glowing_eyes group halftone handwear hi_res high_heels hoodie human lab_coat male mammal marine monster nipple_outline papyrus_(undertale) partially_clothed phone prehistoric_species red_eyes reptile sans_(undertale) scalie shoes shorts skeleton skirt spread_arms standing sweat tears tears_of_joy tempus_(under(her)tail) text thewill topwear toriel tutori unconvincing_armor undead under(her)tail undertale undertale_(series) undyne voluptuous wide_eyed wide_hips
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alphys alternate_universe angel_derear animated_skeleton anthro armor asgore_dreemurr asriel_dreemurr assmore_derear big_breasts big_butt bikini_armor blush bodily_fluids bone boss_monster_(undertale) bottomless bottomwear bovid bow_accessory breasts butt caprine carrying_another clothed clothing coat comic comic_(under(her)tail) crossgender crying curvy_figure dialogue dinosaur dress english_text eye_patch eyewear fainted female fishnet_clothing footwear frisk_(undertale) frisky_(under(her)tail) glasses gloves glowing glowing_eyes group halftone hand_holding handwear heart_eyes heart_symbol hi_res high_heels hoodie hug human lab_coat male mammal marine monochrome monster nipple_outline papyrus_(undertale) partially_clothed prehistoric_species profanity red_eyes reptile sans_(undertale) scalie shoes shorts skeleton skirt standing sweat tears tempus_(under(her)tail) text thewill topwear toriel tutori unconvincing_armor undead under(her)tail undertale undertale_(series) undyne voluptuous waking_up wide_eyed wide_hips yelling
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alphys alternate_universe angel_derear animated_skeleton anthro armor asgore_dreemurr asriel_dreemurr assmore_derear big_breasts big_butt bikini_armor blush bodily_fluids bone boss_monster_(undertale) bottomless bottomwear bovid bow_accessory breasts butt caprine city cityscape clothed clothing coat comic comic_(under(her)tail) crossgender curvy_figure dialogue digital_media_(artwork) dinosaur dress english_text eye_patch eyewear female fishnet_clothing footwear frisk_(undertale) frisky_(under(her)tail) gesture glasses gloves glowing glowing_eyes group halftone hand_gesture hand_on_shoudler handwear hi_res high_heels hoodie huge_breasts huge_butt human lab_coat male mammal marine monster nipple_outline papyrus_(undertale) partially_clothed pixel_(artwork) pointing prehistoric_species profanity red_eyes reptile sans_(undertale) scalie shoes shorts skeleton skirt smile spread_arms standing sunset sweat tempus_(under(her)tail) text thewill topwear toriel tutori unconvincing_armor undead under(her)tail undertale undertale_(series) undyne voluptuous wide_hips
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alphys alternate_universe angel_derear anthro armor asgore_dreemurr asriel_dreemurr assmore_derear big_breasts big_butt bikini_armor blush bodily_fluids bone bottomless bottomwear bow_accessory breasts butt city cityscape clothed clothing coat comic comic_(under(her)tail) crossgender curvy_figure dialogue dress english_text eye_patch eyewear female fishnet_clothing footwear frisk_(undertale) frisky_(under(her)tail) gesture glasses gloves glowing glowing_eyes group halftone hand_gesture hand_on_shoudler handwear hi_res high_heels hoodie huge_breasts huge_butt human lab_coat laugh male mammal nipple_outline papyrus_(undertale) partially_clothed pointing profanity red_eyes running sans_(undertale) shoes shorts skeleton skirt smile spread_arms standing sunset sweat tempus_(under(her)tail) text thewill topwear toriel tutori unconvincing_armor under(her)tail undertale undertale_(series) undyne voluptuous wide_hips
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alternate_universe angel_derear apron apron_only asriel_dreemurr big_breasts big_butt bite biting_lip blush bodily_fluids boss_monster_(undertale) bottomless bottomwear bovid bow_accessory breast_grab breast_squish breasts bulge butt butt_grab caprine city cityscape clothed clothing comic crossgender dialogue dress english_text erection erection_under_clothing female french_kissing frisk_(undertale) frisky_(under(her)tail) group halftone hand_on_breast hand_on_butt hand_on_shoudler heart_eyes heart_symbol hi_res horn hug kissing leg_wrap male mammal monster nipple_outline partially_clothed red_eyes skirt smile squish standing sunset sweat text thewill toriel trio true_love tutori under(her)tail undertale undertale_(series) undressing
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adjusting_clothing alternate_universe angel_derear anthro apron apron_only areola areola_slip asriel_dreemurr big_breasts big_butt blush bodily_fluids boss_monster_(undertale) bottomless bottomwear bovid bow_accessory breasts bulge butt caprine city cityscape clothed clothing comic crossgender dialogue dress english_text erection erection_under_clothing female flower frisk_(undertale) frisky_(under(her)tail) glowing glowing_eyes goat group halftone hand_on_shoudler hi_res horn human licking licking_lips male mammal monster nipple_outline partially_clothed plant red_eyes skirt smile standing sunset sweat text thewill tongue tongue_out toriel trio tutori under(her)tail undertale undertale_(series)
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after_sex alphys alternate_universe angel_derear animated_skeleton anthro asgore_dreemurr asriel_dreemurr assmore_derear big_penis blush bobbi_(under(her)tail) bodily_fluids bone boss_monster_(undertale) bottomwear bovid braided_hair caprine clothed clothing clothing_lift comic comic_(under(her)tail) crossgender cum cum_in_mouth cum_inside dialogue dingaling_productions dinosaur english_text female flower flower_pedals frisk_(undertale) frisky_(under(her)tail) genital_fluids genitals group hair hi_res huge_penis human laugh licking licking_lips lisa_the_painful male male/female mammal marine monster not_furry one_eye_obstructed oral papyrus_(undertale) penis plant prehistoric_species profanity pubes pulling_pants_up reptile running saliva saliva_string sans_(undertale) scalie shirt shirt_lift skeleton skirt smile sweat tempus_(under(her)tail) text thewill tongue tongue_out topwear toriel trio tsuki_(under(her)tail) tutori undead under(her)tail undertale undertale_(series) undyne whistling wiping_mouth yelling yume_nikki
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alphys alternate_universe animated_skeleton anthro beverage big_breasts big_butt big_penis bikini blush bodily_fluids bone bottomless breast_grab breasts buckteeth buried buried_in_sand butt canid canine canis city cityscape clothed clothing comic comic_(under(her)tail) crossgender dinosaur domestic_dog drooling eye_patch eyewear female female/female fingering footwear french_kissing frisk_(undertale) frisky_(under(her)tail) gaster_blaster genitals glasses glowing glowing_eyes glowing_genitalia glowing_lips glowing_pussy greater_dog group hand_on_breast hi_res high_heels huge_breasts human kissing lagomorph legs_up leporid lesser_dog lips male male/female mammal marine money nicecream_man onionsan papyrus_(undertale) partially_clothed penetration penis prehistoric_species propositioning public public_sex pussy rabbit reptile saliva sand sans_(undertale) scalie sex sex_in_car sharp_teeth shoes skeleton spread_legs spreading sunglasses sweat swimming_trunks swimwear teeth tempus_(under(her)tail) tentacles text thewill thick_lips two-piece_swimsuit undead under(her)tail undertale undertale_(series) undressing undyne vaginal vaginal_fingering vaginal_penetration
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aircraft alternate_universe asgore_dreemurr assmore_derear big_breasts big_butt blush bodily_fluids boss_monster_(undertale) bottomwear bovid bow_accessory breasts burgerpants butt caprine chat_window classroom clothed clothing comic crossgender curvy_figure dancing dinosaur domestic_cat donation_alert electronic_musical_instrument electronics eyewear felid feline felis female floral_print gardening ghost glasses goat group headphones hi_res horn humanoid kitty_(under(her)tail) larger_female legwear livestream living_aircraft living_machine living_vehicle machine male mammal marine mettaton mettaton_ex microphone miniskirt musical_instrument napstablook nipple_outline paper pen pencil phallic prehistoric_species reptile robot robot_humanoid scalie school sex_education shyren size_difference skimpy skirt spikes spikes_(anatomy) spirit spotlight striptease sweat text thewill thigh_highs toriel tsunderplane tutori under(her)tail undertale undertale_(series) university vehicle voluptuous whiteboard whiteboard_marker wide_hips window
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abs aged_up alternate_universe angel_derear anthro apron apron_only asriel_dreemurr bed bed_sheet bedding bent_over big_breasts big_butt big_penis blush bodily_fluids boss_monster_(undertale) bovid breasts butt caprine clothing comic crossgender cum cum_on_penis dessert domestic_cat felid feline felis fellatio female feral food frisk_(undertale) frisky_(under(her)tail) furniture genital_fluids genitals glowing glowing_eyes goat group half-erect hi_res horn huge_penis human kneeling male male/female mammal muscular muscular_male night nude obscured_oral oral pastry penile penis pesky_pussy_(under(her)tail) pie pillow plate pubes red_eyes sex sleep_sex sleeping smile text thewill toriel trio tutori under(her)tail undertale undertale_(series) vein veiny_penis
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after_sex afterword aged_up alternate_universe angel_derear animated_skeleton anthro asriel_dreemurr big_penis black_border bodily_fluids bone border boss_monster_(undertale) bottomless bovid caprine clothed clothing comic_(under(her)tail) cum cum_drip cum_in_pussy cum_inside cum_on_ground digital_media_(artwork) dinosaur domestic_cat dress dripping english_text eyes_closed felid feline felis female feral genital_fluids genitals goat group heart_symbol hi_res human kitty_(under(her)tail) male male/female mammal monster_kid one_eye_closed penis pesky_pussy_(under(her)tail) phallic pixel_(artwork) prehistoric_species profanity reptile sans_(undertale) scalie skeleton sleeping sleeping_on_another text thewill undead under(her)tail undertale undertale_(series) wink
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