rule 34 abs anthro balls beard big muscles biped blue clothing bodysuit captain selkie clothed clothing digital media artwork digital painting artwork dripping erection eye markings eyewear facial hair goggles goggles on forehead goggles on head grey skin humanoid hands humanoid penis k min artist looking at viewer male male only mammal marine markings mature male muscular muscular male my hero academia nipples open suit outside partially clothed pecs penis penis close up pinniped pubes seal selkie selkie my hero academia smile solo tight clothing topless uncut vein veiny penis water wet wetsuit whiskers 2539599