Critical Blow
Use hidden character Hagane
Finish the Theater Mode in any difficulty, then you can use Hagane in Tournament Mode.
Use Boss character Merkuar
Finish the Tournament Mode with any character, then you will get Merkuar.
Use EX Rickey
Finish the Tournament Mode with Hard difficulty
Use Sieguei
Finish Tournament Mode with Easy difficulty
 

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