FURVERT!

abdominal_bulge anthro balls big_balls big_breasts big_penis bimbo_anthro bimbofication bimbofied boss_monster_(undertale)bovid breasts caprine character_transformation clothed clothed/mostly_nude clothed/nude clothing dialogue dildo dildo_insertion english_text erect_nipples fucking_machine genitals goat gynomorph hi_res huge_abdominal_bulge huge_balls huge_breasts huge_penis implied_permanent implied_transformation intersex jorane-aran machine mammal masturbation nipple_outline nipples nude penetrable_sex_toy penis personality_change reality_shift sex_toy sex_toy_insertion solo speech_bubble story story_at_source story_in_description text tf_into_fictional_character toriel transformation undertale undertale_(series)