BackTrack
At the "Dark Side Of The Moon" menu, press Select. Then, press L, Right, B, L, R, Left to unlock the "Build Secret Base" option. Enter the "Build Secret Base" screen, then press A and enter one of the following passwords:
- Invincibility
Enter "GOD" as a password.
- All weapons
Enter "WEAP" as a password.
- Infinite ammunition
Enter "AMMO" as a password.
- All weapons
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