rule 34 2boys black sclera blush borrowed character bulge colored sclera dark skinned femboy dark skinned male dark blue hair dark elf dark skin docu doppel elf fundoshi green eyes hair over eyes highres japanese clothes kuroino 0kuro8ino6 male male focus monster boy multiple boys navel nipple to nipple nipples open mouth original pectorals penis pointy ears sweat testicles white hair yaoi zai kuroino 5606061