absurd_res
anthro
blurau
duo
echidna
haplorhine
hi_res
knuckles_the_echidna
male
male/male
mammal
manic_the_monkey
monkey
monotreme
primate
pronounced_browridge
sega
shaded
simple_background
simple_shading
size_difference
sonic_the_hedgehog_(series)
white_background
