The Lord of the Rings:

Return of the King
  
Gamecube

During play, pause the game, hold L1 + L2 + R1 + R2 and enter the following codes:
Aragorn 1,000 AP:

Up, B, Y, A. 
Aragorn restore missiles:

  Y, B, B, Y. 
 Aragorn 3-hit combo:

      B, Down, X, Up.      
Aragorn 4-Hit Combo:

Up, B, Y, Down.   
Aragorn has all special abilities:

    Down, X, Y, Y.
 Aragorn level 2 skills:

    X, Y, A, Y.  
 Aragorn level 4 skills:

    Down, B, X, B.
 Aragorn level 6 skills:

    X, Y, B, B.
Aragorn level 8 skills:

    Up, B, Y, Up

    

    Gandalf 1,000 AP:

    X, Y, Up, Down.
Gandalf restore missiles:

    Y, Down, A, B.  
 Gandalf 3-hit combo:

    Down, A, Y, Down.  
Gandalf 4-Hit Combo:

Down, Y, Up, X. 
Gandalf has all special abilities:

    Up, Down, Y, X.
 Gandalf level 2 skills:

    Down, Y, A, Y.  
 Gandalf level 4 skills:

    Y, Up, B, A.  
 Gandalf level 6 skills:

    Y, Y, A, Up.  
Gandalf level 8 skills:

  X, B, Down, Down.
Play as Frodo:

    Y, X, X, X.  
Frodo 1,000 AP:

  Up, Y, Up, Down.
Frodo restore missiles:

    Y, Y, Y, X.
 Frodo 3-hit combo:

    B, Down, Y, B.  
Frodo 4-Hit Combo:

X, B, B, A.
Frodo level 2 skills:

    Y, Up, Down, X.  
 Frodo level 4 skills:

    Y, Up, X, Down.  
 Frodo level 6 skills:

    Down, Down, A, Y.  
 Frodo level 8 skills:

X, X, Down, Down.
Play as Merry:

    A, Down, Down, A.
Merry 1,000 AP: 
Down, Down, B, A 
Merry restore missiles:

    B, X, X , Y.
 Merry 3-hit combo:

  Y, A, Up, Y. 
Merry 4-hit combo: 

  A, A, Down, X.
 Merry level 2 skills:

    Down, Down, B, B.
 Merry level 4 skills:

    B, A, X, Down.  
 Merry level 6 skills:

  Down, Down, B, Y. 
Merry level 8 skills:

  Down, Y, A, B.  
Play as Pippin:

    Y, X, B, Down. 
Pippin 1,000 AP: 
Y, A, B, A.
Pippin restore missiles:

    Up, X, Down, B.  
 Pippin 3-hit combo:

  Up, Up, B, X. 
Pippin 4-hit combo: 
A, A, Down, X.
 Pippin level 2 skills:

    Down, A, Down, Up.  
 Pippin level 4 skills:

    A, Down, Down, Down.
 Pippin level 6 skills:

   X, Y, X, Y. 
Pipping level 8 skills: 

B, Up, Up, X. 
Sam 1,000 AP:

Y, A, Down, A.
Sam restore missiles:

    A, A, X, A.  
 Sam 3-hit combo:

    B, A, X, B.
Sam 4-Hit Combo:

Up, Down, Y, Y
Sam level 2 skills:

    X, A, X, Y.  
 Sam level 4 skills:

    Up, Down, B, A.
 Sam level 6 skills:

Down, Down, Up, Up. 
Sam level 8 skills:

X, X, Y, Y.
Legolas 1,000 AP:

  A, Y, Up, A.
Legolas restore missiles:

    Y, Y, Y, Down.
Legolas 4-Hit Combo:

A, X, Y, B.
Legolas has all special abilities:

    Y, X, A, X.
 Legolas level 2 skills:

    B, B, X, B.  
 Legolas level 4 skills:

    Down, Down, A, A.
 Legolas level 6 skills:

    Down, X, Up, Down.  
 Legolas level 8 skills:

  B, Up, Up, Down.
Gimli 1,000 AP:

X, X, Y, A.
Gimli restore missiles:

    X, X ,X, A.  
 Gimli 3-hit combo:

    Up, B, X, B.  
Gimli 4-Hit Combo:

Y, B, Up, A. 
Gimli level 2 skills:

    Up, X, B, B.  
 Gimli level 4 skills:

    Y, B, Down, Up.  
 Gimli level 6 skills:

    Down, Y, Down B.  
Gimli level 8 skills:

  A, X, Down, B.
Play as Faramir:

    A, A , Y, Y. 
Faramir 1,000 AP: 
B, Y, Up, B.
Faramir restore missiles:

Y, Up, A, A. 
Faramir 3-hit combo:

    B, Y, Up, Y.  
Faramir 4-hit combo: 
A, B, Up, A.
Faramir level 2 skills:

    A, B, A, Down.  
 Faramir level 4 skills:

    A, A, B, B.  
 Faramir level 6 skills:

  Y, A, Down, X. 
Faramir level 8 skills:

X, Down, Down, Down. 
Share experience in co-op mode:

    Down, A, A, A.
 Share health in co-op mode:

    Y, Up, B, B.
 Unlimited respawns in co-op mode: 

    X, B, Up, X.
 All actor interviews:

    A, B, A, Up.

    

    

    The following codes will only work after the game has been beaten: 
During play, pause the game, hold L1 + L2 + R1 + R2 and enter the following codes:
Infinite Missile Weapons:

B, B, Down, X. 



Invincibility:

B, X, B, Up.
Always Devastating:

  Y, Up, Y, Down.
Full Health:

  B, B, X, X.
  
Perfect Mode:

  X, Down, Y, A.
All Attack Upgrades:

  Up, Down, Y, B.

  

  Target:

  Down, X, Up, B. 


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  and Robbie!