Here are some cheats and tips for the game Evil Twin.
Unlimited lives:
Enter X, Square, Triangle, X, Circle as a code.
Super shots:
Enter Circle, Triangle, Triangle, Square, X as a code.
Rapid fire:
Enter Square, Triangle, X, Triangle, Circle as a code.
Gun sights:
Enter Circle, Circle, X, Triangle, Square as a code.
Sniper mode:
Enter Square, Circle, X, Triangle, Circle as a code.
Bounces:
Enter Circle, Square, Circle, Triangle, X as a code.