Cheat: All Power-ups in the Zoradius Mission

While playing the Zoradius mission, pause and press UP, UP, DOWN, DOWN, LEFT, RIGHT, LEFT, RIGHT, L1, R1.

Cheat: Zoradius Mission

To unlock Vic Viper's Zodarius Mission, fight his in Boss Battle Mode. During the battle, pause the gane enter this code: UP, UP, DOWN, DOWN, LEFT, RIGHT, LEFT, RIGHT, L1, R1. The Konami Code!

Hint: See Ken in a Tank Top

To see Ken in a tank top, instead of picking her up once in the Energy Plant, take her down to the lava twice. If she comments on the heat more than once, she will switch to the cooler tank.

Unlockable: Alternate Ending

Earn stellar rankings (A, S or SS) to see new pictures after beating the game.

Unlockable: New Frames

Beat the game to unlock new Frames. These new models will be available for use in the main game and in multiplayer!

Unlockable: Extra Missions

You must finish the game on any difficulty.

Unlockable: Nephtis

You must complete the game once.

Unlockable: Versus Mode the Normal Way

Complete the game with any difficulty.