Refill Sand Slots:
Hold L3 and quickly press Circle, Circle, X, Square, Square, X, Triangle, Triangle during game play.Secret king sword weapon:
Pause the game, then press Up, Down, Up, Down, Left, Right, Left, Right, Circle, Square, Circle, Square.Secret chainsaw weapon:
Pause the game, then press Up, Down, Up, Down, Left, Right, Left, Right, Circle, Square, Circle, Square.Secret baby rattle weapon:
Beat the game on easy difficulty. Pause the game, then press Left, Left, Right, Right, Circle, Square, Square, Circle, Up, Down.Secret telephone weapon:
Beat the game on normal difficulty. Pause the game, then press Right, Left, Right, Left, Down, Down, Up, Up, Circle, Square, Circle, Circle, Square, Square.Secret swordfish weapon:
Beat the game on hard difficulty. Pause the game, then press Up, Up, Down, Down, Left, Right, Left, Right, Circle, Square, Circle, Square.
Bonuses for deactivating Sand Gates:
1 Sand Gate | Fourth Sand Tank |
2 Sand Gates | 100 Sand Credits |
3 Sand Gates | Eye of the Storm Time Power |
4 Sand Gates | Fifth Sand Tank |
5 Sand Gates | 150 Sand Credits |
6 Sand Gates | Winds Of Sand Attack |
7 Sand Gates | Sixth Sand Tank |
8 Sand Gates | 200 Sand Credits |
9 Sand Gates | Sand Storm Attack |
Thanks to Revolution readers meinu and Frylash!