Enter LDRMRLM as a password. Your defense will be doubled. Note: This code
has no effect in the tournament modes.

Enter RLMRDSL as a password. Your Shuriken will be disabled. Note: This code
has no effect in the tournament modes.

Enter SSSMRDD as a password. Alternate sounds will play when you walk. Note:
This code has no effect in the tournament modes.

Win the Open Brawl Tournament. Alternately, Casey Jones is unlocked five days after a
saved game file is created; you can change the system date to do this. Casey Jones
replaces Raphael.

Win the Battle Nexus Tournament. Alternately, Slashuur is unlocked forty five days after a
saved game file is created; you can change the system date to do this. Slashuur replaces
Leonardo.

Enter DSRDMRM as a password. Your character will always have full health.
Note: This code has no effect in the tournament modes.