FURVERT!

1:1 absurd_res anthro brown_body brown_face brown_penis brown_skin clothing dark_body dark_face dark_penis dark_skin echidna erection footwear fur genitals gloves handwear hi_res knuckles_the_echidna looking_at_viewer male mammal monotreme muscular muscular_male navel nipples oboii penis presenting presenting_penis red_body red_fur sega simple_background socks solo sonic_the_hedgehog_(series)underwear