Holiday Outfits
Change your system's date to either December 24th or 25th to see the turtles in Santa garb. Change it to October 31st to wear a pumpkin on your head.

Password List
Enter these codes into the Password screen in the Options menu.
Alternate Costume (Raphael): SLSMM
Alternate Costume (Leonardo): RSLMD
Alternate Costume (Michaelangelo): RLSLS
Alternate Costume (Donatello): RRSLR
Attack Power Up (Raphael): RDSRL
Attack Power Up (Leonardo): LMLSD
Attack Power Up (Donatello): DRLDS
Defense Doubles (Leonardo): LDSMS
Defense Doubles (Donatello): MLMLS
Defense Doubles (Michaelangelo): MRRML
Defense Doubles (Raphael): SDRML
Defense Power Up (Michaelangelo): MSRMM
Change Sound Effects: DDDML
Power Up Effects Double (Raphael): LSMMS/RSSSR
Power Up Effects Double (Donatello): MLSDS
Power Up Effects Double (Michaelangelo): RLMSM
Power Up Effects Double (Leonardo): RSDMM
Unlimited Fire Shurikens/All Food is Pizza (Michaelangelo): MSSLD
Unlimited Shurikens (Leonardo): SSLDM
Unlock Playmates Toy Data Base: LSDRM
Unlock Splinter for Story Mode: LSLML


Unleash the Secret of Gembu
Beat the third Dojo Stage with all four turtles to learn the Secret of Gembu maneuever. Use the move to damage everyone on the screen. You'll have three opportunities per level to use it.

Unlock Challenge Mode
To unlock Challenge Mode, defeat Story Mode with all four turtles.

Unlock Characters For Vs. Mode
Fulfill the following criteria to unlock the corresponding characters for Vs. Mode:
Casey Jones: Beat Stage 1 with Raphael
Evil Turtlebot: Beat Stage 3 with any turtle
Hun: Beat Stage 6 with Michaelangelo
Splinter: Beat Dojo Stage 3 with Leonardo
Shredder: Beat Shredder with any turtle
Oroku Saki: Beat Saki with any turtle
Yoshi Hamato: Beat Challenge Mode with any turtle


Unlock Levels for Story Mode Stage Select
Complete a level to unlock it in Stage Select