Rule 34 Dev - abs anthro athletic biceps big_muscles biped blue_eyes bulge clothed clothing fin genitals looking_at_viewer male muscular muscular_anthro muscular_male nipples pecs penis penis_base pose simple_background skimpy solo speedo standing swimwear tail teeth topless white_background darius_koopa duke_nauticus fish mammal marine shark 2013 hi_res|1426093795