Cheats, Codes & FAQs
Ryu's secret move
Push Down, Down/Left, Left (quarter-circle going back), PPP and he will dash back.
Skullomania's secret move
Push Low Punch, Punch, Back, Low Kick, High Punch. Skullomania will do a different Skullo Dream. There is a part with Skullomania and the enemy eating something at a Japanese table.
Get the alternate M.Bison level
Fight through the game with any street fighter (original mode) without anyone joining your team. The last level will be darker.