Welcome to the cheats for Invasion From Beyond for the PlayStation. Below are the cheats.
Level select
At the "Press Start" screen, press L1, R1, L2, R2, Triangle, X, Circle, Square(2), Circle, X, Triangle. Then, return to the "Start Mission" screen to select any level in the game.
All ships, weapons, and upgrades
At the "Press Start" screen, press L1, R1, L2, R2, Up, Down, Right, Left(2), Right, Down, Up.
