Rule 34 Dev - anthro bone genitals harness humanoid_genitalia humanoid_penis leather leather_harness male muscular muscular_anthro muscular_male nipples penis skull skull_head solo vein veiny_penis tommybridge mahoutsukai_no_yome the_ancient_magus_bride elias_ainsworth demon humanoid monster 3:4 absurd_res hi_res|17668888335