March 18, 2014 at 00:07:43 UTC
Velocity vs Knuckles!
Drawn for a friend. Here's the male version: (Sonic vs Knuckles) https://31.media.tumblr.com/61f874322397c4411f3a53dca8de5461/tumblr_n2lu0dymMo1qhhn3go2_1280.png