Use the following key when entering the passwords. L: Leonardo M: Michaelangelo D: Donatello R: Raphael S: Shredder Self Recovery: Enter DRMSRLR as a password. Your character will slowly regain HP. Health: Enter DSRDMRM as a password. Your character will always have full health. Mighty Turtle: Enter LSDRRDR as a password. Your characters will no longer be hurt by damage. Squeaking: Enter MLDSRDM as a password. Alternate sounds will play when objects are hit. Pizza Paradise: Enter MRLMRMR as a password. All health items will be replaced by full HP pizzas. Toddling: Enter SSSMRDD as a password. There will be strange sounds when your character walks. Super-Tough: Enter RDSRMRL as a password. All enemies will have their defense doubled. Nightmare: Enter SLSDRDL as a password. All enemies will have their attacks doubled. Super Offense Power: Enter SDLSRLL as a password. Your attacks will be doubled. Super Defense Power: Enter LDRMRLM as a password. Your defense will be doubled. Infinite Shuriken: Enter RSRLRSM as a password. Lose Shuriken: Enter RLMRDSL as a password. You will not be able to use shuriken. New Nexus outfit for Donatello: Enter DSLRDRM as a password. New Nexus outfit for Leonardo: Enter LMRMDRD as a password. New Nexus outfit for Michelangelo: Enter MLMRDRM as a password. New Nexus outfit for Raphael: Enter RMSRMDR as a password. Playmates unlocked in bonus materials: Enter SRMLDDR as a password. Fatal Blow: Enter LRSRDRD as a password. Enemies have one hit kill ability. Abyss: Enter SDSDRLD as a password. You will lose all health after falling. Poison: Enter DRSLLSR as a password. Your character will slowly lose HP. Challenge Mode Endurance: Enter MRMDRMD as a password. Stamina restore will no longer be available.