Blue Knuckles?
How is that a bug? - Hivebrain 22:36, 4 April 2008 (UTC)
Knuckles never appeared in Sonic 3, and if you do something just right, he appears. (except he's blue) Unless I'm mistaken and you can get him only by hacking. True_Dude 22:38, 4 April 2008 (UTC)