FURVERT!

1:1 abs anthro balls caricature cuck_chair echidna erection facial_markings feet genitals glans head_markings hi_res humanoid_feet humanoid_genitalia humanoid_penis knuckles_the_echidna light_penis long_penis male mammal markings masturbation monotreme muscular muscular_male muzzle_(marking)nipple_fetish nipple_pinch nipple_play nipples pecs penis pinch pink_glans pink_nipples plantigrade purple_eyes ravuer red_body saggy_balls sega silly_face silly_pose simple_background sitting smile solo sonic_the_hedgehog_(series)