Rule 34 Dev - 4_artificial_limbs all_fours amputee areola bdsm big_breasts big_butt black_bars body_horror body_modification bondage bound breasts butt collar dildo dildo_insertion disability female feral_replacement_limb gag headgear huge_dildo large_penetration modification nightmare_fuel nipple_piercing nipples penetration petplay piercing prolapse puppyplay quadruple_amputee ring_gag roleplay sex_toy sex_toy_insertion solo spikes what what_has_science_done where_is_your_god_now jm animal_humanoid humanoid mammal absurd_res hi_res letterbox|7411637450