Passwords:

• Abyss: S D S D R L D
• Challenge Code Endurance - stamina restore no longer: M R M D R M D
• Cheat Code Health: D S R D M R M
• Fatal Blow: L R S R D R D
• Infinite Shuriken: R S R L R S M
• Lose Shuriken: R L M R D S L
• Mighty Turtle: L S D R R D R
• New Nexus outfit for Donatello: D S L R D R M
• New Nexus outfit for Leonardo: L M R M D R D
• New Nexus outfit for Michelangelo: M L M R D R M
• New Nexus outfit for Raphael: R M S R M D R
• Nightmare: S L S D R D L
• Pizza Paradise: M R L M R M R
• Playmates added to Bonus Materials: S R M L D D R
• Poison: D R S L L S R
• Self Recovery: D R M S R L R
• Squeaking: M L D S R D M
• Super Defense Power (Defense x2): L D R M R L M
• Super Offense Power (Attack x2): S D L S R L L
• Super-Tough: R D S R M R L
• Toddling: S S S M R D D

Unlockable:

• Casey Jones: Beat the Open Brawl Tournament and Casey Jones will be playable in place of Raphael
• Karai: Beat the Foot Fight in Tournament Mode.
• Slashuur: Beat the Battle Nexus Tournament in Tournament Mode.
• Splinter: Beat the game and you can use Splinter in place of Donatello

Cheat Codes (GameCube)

Passwords:

• Abyss: S D S D R L D
• Challenge Code Endurance - stamina restore no longer available: M R M D R M D
• Cheat Code Health: D S R D M R M
• Fatal Blow: L R S R D R D
• Infinite Shuriken: R S R L R S M
• Lose Shuriken: R L M R D S L
• Mighty turtle: L S D R R D R
• New Nexus outfit for Donatello: D S L R D R M
• New Nexus outfit for Leonardo: L M R M D R D
• New Nexus outfit for Michelangelo: M L M R D R M
• New Nexus outfit for Raphael: R M S R M D R
• Nightmare: S L S D R D L
• Pizza Paradise: M R L M R M R
• Playmates added to Bonus Materials: S R M L D D R
• Poison: D R S L L S R
• Self Recovery: D R M S R L R
• Squeaking: M L D S R D M
• Super Defense Power (Defense x2): L D R M R L M
• Super Offense Power (Attack x2): S D L S R L L
• Super-Tough R D S R M R L
• Toddling: S S S M R D D

Character Unlockable:

• Casey Jones: Beat Open Brawl Tournament, or wait 5 days
• Karai: Beat her in Foot Fight in less than 150 seconds, or wait 35 days
• Slashuur: Beat Battle Nexus Tournament, or wait 45 days
• Splinter: Beat Chapter 11-7, or wait 10 days

Unlock Original Arcade Game: Find the hidden artifact on the rooftop of stage 9-1. Return home and have April appraise the artifact. It turns out to be the arcade game. Go to the title screen and the original arcade game will be located underneath options.

Cheat Codes (Xbox)

Passwords:

• Abyss: S D S D R L D
• All-You-Can-Throw Shuriken: R S R L R S M
• Challenge mode endurance: MRMDRMD
• Fatal Blow: L R S R D R D
• Health: D S R D M R M
• Lose Shuriken: R L M R D S L
• Mighty Turtle: L S D R R D R
• New Nexus Turtle Outfit for Donatello: D S L R D R M
• New Nexus Turtle Outfit for Leonardo: L M R M D R D
• New Nexus Turtle Outfit for Michelangelo: M L M R D R M
• New Nexus Turtle Outfit for Raphael: R M S R M D R
• Nightmare: S L S D R D L
• Pizza Paradise: M R L M R M R
• Playmates added to Bonus Materials: S R M L D D R
• Poison: D R S L L S R
• Self Recovery: D R M S R L R
• Squeaking: M L D S R D M
• Super Defense Power: L D R M R L M
• Super Offense Power (Attack x2): S D L S R L L
• Super-Tough: R D S R M R L
• Toddling: S S S M R D D

Hidden Characters Unlocked:

• Casey Jones: Unlocks automatically after 5 days. (Replaces Raphael)
• Karai: Unlocks automatically after 35 days. (Replaces Michelangelo)
• Slashuur: Unlocks automatically after 45 days. (Replaces Leonardo)
• Splinter: Unlocks automatically after 10 days. (Replaces Donatello)
• Karai Defeat her in the foot fight tournament
• Slashuur: Defeat him in the battle nexus tournament

Arcade Game:

When on the rooftops in stage 9-1, start smashing the many crates to find an artifact. Take that artifact back home, and give it to April. Once she appraises it, she'll tell you that it is the original TMNT aracde game. Now go to the title screen, and go under options. The original TMNT arcade game will be there.

Cheat Codes (PC)

Passwords:

• Deal double damage: SDLSRLL
• Decrease HP: DRSLLRS
• Different sound when objects are hit: MLDSRDM
• Different sound when walking: SSSMRDD
• Disable Shuriken: RLMRDSL
• Double defense power: LDRMRLM
• Enemies have instant death attack: LRSRDRD
• Enemies' damage doubled: SLSDRDL
• Enemies' defense doubled: RDSRMRL
• Health items replaced by full HP pizza: MRLMRMR
• Infinite HP: DSRDMRM
• Infinite Shuriken: RSRLRSM
• Lose all HP after falling: SDSDRLD
• New Nexus outfit for Donatello: DSLRDRM
• New Nexus outfit for Leonardo: LMRMDRD
• New Nexus outfit for Michelangelo: MLMRDRM
• New Nexus outfit for Raphael: RMSRMDR
• Playmates unlocked in bonus section: SRMLDDR
• Regenerate HP: DRMSRLR
• Stamina stops recovery: MRMDRMD
• Take 0 damage: LSDRRDR

Extra Characters:

Casey Jones (replaces Raphael): Beat Open Brawl Tournament

Karai (replaces Michaelangelo): Beat Karai in Foot Fight Tournament within 150 seconds

Slashuur (replaces Leonardo): Beat the battle Nexus Tournament

Splinter (replaces Donatello)Clear level 11-7

Cheat Codes (Game Boy Advance)