Marvel Super Heroes
 
First finish the game with any character, any difficulty setting, and turn off the ShortCut mode in Option menu, then in character selection screen ...
To use Doctor Doom
Press Down, press & hold Down, press low kick, press & hold low kick, hold med kick, hold high kick, then you will get Doctor Doom.
To use Thanos
Press Up, press & hold Up, press high punch, press & hold high punch, hold med punch, hold low punch, then you will get Thanos
To use Anita (from Vampire Hunter)
Press Up, Right, Down, Left, Up, Right, Down, Left (hold), hold low punch, hold med punch, hold high punch, then you will get Anita.
 

If you have any trouble or new cheats please E-mail me by clicking on the pitcure below, Thanks