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1:1 2023 5_fingers animal_humanoid anthro aquatic aquatic_humanoid blue_body blue_eyes changed_(video_game)clothing crossover duel ear_fins eye_patch eyewear female fight fin fingers fish fish_humanoid footwear frisk_(undertale)grey_body group hair hi_res human humanoid latex lin_(changed)lonelywolfyboi male mammal markings melee_weapon polearm red_clothing red_footwear red_hair red_shoes requiem_shark shark shark_fin shark_humanoid shark_tail shoes spear striped_markings stripes tentacles text tiger_shark tiger_shark_(changed)undertale undertale_(series)undyne weapon white_body white_hair