Rule 34 Dev - 1boy 2_horns abs accessory anthro armband armpit_hair ball_tuft balls ballsack bara beefy biceps body_hair bowser cock_ring erect erect_penis erection foreskin foreskin_folds genital_piercing genitals green_head hi_res horns humanoid_penis inner_foreskin intact koopa lying male male_nipples male_only male_pubic_hair mario_(series) masculine matcharyu mature_male muscles muscular_male muscular_thighs nintendo nude_male obliques ochre_scales ochre_skin on_back open_mouth pecs penis penis_accessory penis_jewelry penis_piercing piercing prince_albert_piercing pubes red_eyes red_hair retracted_foreskin scrotum sharp_teeth smooth_skinned_male solo spiked_armband spikes spread_legs spreading teeth testicles tongue triceps uncut vein veiny_penis|12087998224