This game is also available on PS1.
Retro Game Cheats for Fighting Force 2 (Dreamcast)
Effect: Infinite health.
When:
On the title screen.
How:
Press L+R+Y+A+Left (on the analog stick).
Submitted By:
Unknown
Effect: Unlock level select.
When:
At the press START screen.
How:
Press left, up, X, up, right, Y.
Submitted By:
Unknown
Effect: Unlock Fireworks mode.
When:
In the game.
How:
Complete the game and then go to Options and choose fireworks.
Submitted By:
Unknown
Effect: Unlock incoming cheat mode.
When:
At the main menu.
How:
Press up, down, left, right, X up, down, left, right, Y.
Submitted By:
Unknown
Effect: All Weapons.