Rule 34 Dev - 1_eye 2023 anal anal_sex armor balls barcode barcode_tattoo bench big_biceps big_pecs big_triceps chained chains cuff_(restraint) demon dildo dildo_penetration dildo_sitting erjin fishingmanmax flexing_both_biceps genital_piercing genitals handcuffed handcuffs headgear helmet hi_res humanoid humanoid_penetrated laboratory ladder_piercing machine_bondage male male_only metal_cuffs muscular muscular_humanoid muscular_male muscular_thighs nipple_piercing nipple_ring nipples nude obliques on_bench pecs penetration penis penis_piercing penis_pump piercing pink_eyes prince_albert_piercing red_body red_skin restraints ring_piercing sex_toy sitting solo spade_tail stasis_chamber tail tattoo tube vein veiny_muscles|9838732472