FURVERT!

3_toes all_fours anthro anus asriel_dreemurr backsack balls boss_monster_(undertale)bottomless bovid butt caprine claws clothed clothing feet foreskin fur genitals horn karras looking_at_viewer looking_back male mammal pattern_clothing pattern_shirt pattern_topwear paws penis presenting presenting_hindquarters raised_tail rear_view shirt simple_background solo striped_clothing striped_shirt striped_topwear stripes tail toe_claws toes topwear undertale undertale_(series)white_body white_fur