anthro
anus
biped
bottomwear
bulge
butt
clothing
conditional_dnp
coolblue
echidna
footwear
half-closed_eyes
knuckles_the_echidna
looking_at_viewer
lying
male
mammal
monotreme
narrowed_eyes
pink_eyes
sega
shoes
shorts
simple_background
smile
solo
sonic_the_hedgehog_(series)
undressing
