To get your health maxed out, press Start to pause the game and enter this code: Triangle, Triangle, Triangle, Square, Square, Square, Square, Square. Then press Start again. You will see "Cheat: Full Health" on the screen. To get your weapon maxed out, press Start topause the game and enter this code: Triangle, Triangle, Square,Square, Circle, Circle, Square, Square. Then press Start again. You will see "Cheat: Sword Power" on the screen:

Complete Passwords

Level 2 - Triangle, Square, X, Circle, Circle, Triangle.
Level 3 - Circle, Square, X, Circle, Circle, Triangle. 
Level 4 - Square, X, Triangle, Triangle, X, Circle.
Level 5 - Circle, X, Circle, Triangle, Square, X.
Level 6 - X, Circle, Triangle, Square, Circle, Circle.
Level 7 - Square, Square, Circle, Circle, X, Triangle.
Level 8 - Circle, X, Square, Triangle, Triangle, Square.
Level 9 - Triangle, X, Triangle, Circle, Square, Triangle.
Level 10 - Triangle, Circle, Circle, Square, Triangle, X.
Level 11 - X, Square, Square, X, Triangle, Square.
Level 12 - Circle, Triangle, X, Circle, Square, Circle.
Level 13 - Square, Triangle, Circle, X, X, X.
Level Skip: Code - Square, Circle, Square, Triangle, Circle, Triangle (3 times).