:: video games cheat and cheat codes ::                                            

Sony PSP - Marvel Trading Card Game cheats

Cheat mode - Complete card library (20 of each):
When  you are at the deck menu, press R to select a new deck. Then press L 
to display the Editor Options menu. Choose "Name Deck" and enter "blvrtrsk" 
as a name. If you entered correctly, you will hear a sound.