16:9
3d_(artwork)
absurd_res
digital_media_(artwork)
echidna
female
genitals
hi_res
looking_at_viewer
lying
mammal
master_emerald
monotreme
night
nude
nude_female
on_back
sega
solo
sonic_adventure
sonic_the_hedgehog_(series)
sonicthebitch
source_filmmaker_(artwork)
spread_legs
spreading
tikal_the_echidna
vulva
widescreen
