Rule 34 Dev - anal anal_sex animal_genitalia animal_penis ankle_cuffs anthro anus ball_gag balls black_body black_border black_fur bondage border bound bound_together cuffs dungeon equid equine equine_penis feral feral_on_feral feral_penetrated feral_penetrating feral_penetrating_feral fluffymare forced forced_yaoi from_behind_position fur gag gay_domination genitals group hooves horn horse linked_nose linked_piercings male male/male male_penetrated male_penetrating male_penetrating_male maledom malesub mammal mounting multiple_boys multiple_subs mutual_linked_noses mutual_linked_piercings penetration penis piercing_bondage quadruped rape sex spreader_bar unicorn urethral white_body white_fur yaoi|5036919648