Looking to hone your mech battle skills? Then it's time read our complete strategy guide for Zone of the Enders. The guide includes tactical information, enemy profiles, weapons, and a detailed walkthrough.

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To unlock Versus Mode the easy way, press CIRCLE, X, RIGHT, LEFT, RIGHT, LEFT, DOWN, DOWN, UP, UP at the title screen. If you entered it correctly, you'll hear a sound and "Versus" will appear at the main menu.

This cheat will help if you don't mind sacrificing experience in order to extend your life. To do it, pause the game and enter L1, L1, L2, L2, L1, R1, L1, R1, R2, R2. You'll get full meters of health and ammo, but will be knocked down one level.

Complete the game to receive versus mode. Which frames you get to play with depends on your score, the amount of continues used, saves, and the amount of civilians you rescued.

Complete all of the S.O.S calls getting rank A in each of them and you will see a different ending sequence.