Play as the Boss:
This isn't exactly the best fighting game around in fact, it sucks but at least there's a hidden playable boss. Choose"team battle" from the main menu.When the character select screen appears, pressUp, Up, Down, Down, Left, Right, Left, Right, Start.
During a match, press Start to pause then press L2, R1, L1,R1,L2,R1. You will see numbers flashing on the left- and right-handsides. Use the D-pad to increase or decrease your player's andopponent's strength.
See the Ending:While the game is loading, press and hold L1 + L2 + Triangle +Circle + Left on both controllers. Hold them untill the demo begins and you will be treated to the final cinema.