Mad Stalker Cheats - PlayStation
Primary Collection of Cheats
All robots in story mode
Press [Up], [Down], [Left], [Right],
[X], [Circle] at the title screen.
All robots in versus mode
Enable the "All robots in story mode" code,
then return to the title screen. Then, press [[Up], [Down],
[Left], [Right]] three times, [X], [Circle].