Series: “Professor Birch + Peat Block” by Awarebear

Giving an Ursaring a Peat Block under the full moon results in its evolution into an Ursaluna.

Apparently, it's effective on multiple kinds of bears in the Pokemon universe, including Professor Birch, who is discovering the power of transforming into an Ursaluna.

Blacklisted
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awarebear beard bottomwear brown_hair claw_growth claws clothing coat device facial_hair footwear fur fur_growth generation_8_pokemon growth hair human humanoid lab_coat looking_at_device looking_at_hand male mammal motion_lines navel nintendo overweight overweight_male pokemon pokemon_(species) pokemon_professor professor_birch sandals scratching_head shirt shoes shorts simple_background solo taking_off_shirt tight_clothing tight_topwear topwear transformation transformation_sequence undressing ursaluna
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awarebear beard bottomwear brown_body brown_fur brown_hair claw_growth claws clothed clothing facial_hair footwear fur fur_growth fur_markings generation_8_pokemon grey_body grey_fur growth hair hand_on_head humanoid male markings motion_lines muscle_growth nintendo nude open_bottomwear open_clothing open_shorts overweight overweight_male pokemon pokemon_(species) pokemon_professor professor_birch sandals shoe_burst shoes shorts simple_background solo taking_off_pants tight_bottomwear tight_clothing tight_shorts transformation transformation_sequence undressing ursaluna
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animal_genitalia animal_penis awarebear balls bottomwear brown_body brown_fur claws clothing discarded_bottomwear discarded_clothing feral fur fur_growth generation_8_pokemon genitals grey_body grey_fur growth male motion_lines muscle_growth nintendo nude penis pokemon pokemon_(species) pokemon_professor professor_birch sharp_teeth sheath shorts simple_background snout snout_growth solo tail teeth transformation undressing ursaluna
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all_fours animal_genitalia animal_penis awarebear balls becoming_erect brown_body brown_fur claws feral fur fur_growth generation_8_pokemon genitals grey_body grey_fur growth head_down male motion_lines muscle_growth nintendo nude penis pokemon pokemon_(species) pokemon_professor professor_birch sheath simple_background snout snout_growth solo tail transformation ursaluna
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all_fours animal_genitalia animal_penis awarebear balls bared_teeth belly_slapping bodily_fluids brown_body brown_fur claws cum cum_drip cum_fountain dripping ejaculation erection feral fur fur_growth generation_8_pokemon genital_fluids genitals grey_body grey_fur growth hands-free hi_res male motion_lines muscle_growth nintendo nude orgasm paws penis pokemon pokemon_(species) pokemon_professor professor_birch raised_paw sheath simple_background snout snout_growth solo tail transformation ursaluna
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after_orgasm after_transformation all_fours animal_genitalia animal_penis awarebear balls bodily_fluids brown_body brown_fur claws cum cum_drip dripping erection feral fur fur_growth generation_8_pokemon genital_fluids genitals grey_body grey_fur growth male motion_lines muscle_growth nintendo nude paws penis pokemon pokemon_(species) pokemon_professor professor_birch raised_paw sharp_teeth sheath simple_background snout snout_growth solo tail teeth transformation ursaluna
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