The Scorpion King Cheats (PlayStation 2)

Pause the game and press Up, Down, Left, Right, Left, Right, Circle, Square. If you
entered the code correctly, you will hear a sound.

Game Shark Codes

Pause the game and press Up, Down, Left, Right, Left, Right, Square, R2. If you entered
the code correctly, you will hear a sound. All bonuses will be unlocked.

After unlocking the One Handed weapon bonus
  pause the game and press Up, Down, Left, Right, Left, Right, Left,
  Left

Pause the game and press Up, Down, Left, Right, Left, Right, Square, Circle. If you
entered the code correctly, you will hear a sound.

Unlock the one-handed class weapon bonus. Then, pause the game and press Up, Down, Left,
Right, Left, Right, Left(2). If you entered the code correctly, you will hear a sound.

After pausing the game press Up, Down, Left,
  Right, Left, Right, Circle, and R1

Unlock the one-handed class weapons bonus. Then, pause the game and press Up, Down, Left,
Right, Left, Right(3). If you entered the code correctly, you will hear a sound.

After pausing the game press Up, Down, Left,
  Right, Left, Right, Square, R2.

Pause the game and press Up, Down, Left, Right, Left, Right, Circle, R2. If you entered
the code correctly, you will hear a sound. All enemies will have big heads.

After pausing the game press Up, Down, Left,
  Right, Left, Right, Circle, R2

After unlocking the One Handed weapon bonus
  pause the game and press Up, Down, Left, Right, Left, Right, right,
  right

Know those big cracks in the floor & walls?Those cracks have stuff
  in it,like strength & endurance, theres at least 1 in every level!

  

 

After pausing the game press Up, Down, Left,
  Right, Left, Right, Square, Circle.