Blazing Angels 2: Secret Missions of WWII Cheats

To unlock all campaigns and planes, hold down L2 and R2 at the main menu and quickly press square, L1, R1, triangle, triangle, R1, L1, square. (unverified)

Blazing Angels 2: Secret Missions of WWII Cheat: Increase & Decrease Damage

To increase the damage you deal to enemies (or to return to normal thereafter), pause your game, hold down L2, and press the following: L1, L1, R1. Then, release L2, hold down R2, and press the following: R1, R1, L1.

Blazing Angels 2: Secret Missions of WWII Cheat: God Mode (Active & Inactive)

To activate (or deactivate) God Mode in the game, pause your game, hold L2, and press the following: Square, Triangle, Triangle, Square. Then, release L2, hold R2, and press the following: Triangle, Square, Square, Triangle.