Cheat Codes:
To display the code entry screen, hold L R at the level selection screen. Activate the following cheats by using the D-pad to enter the correspoding codes. Press X to accept and activate the code:
Level select – “LVLANY1”
Disable level select – “LVLANY0”
Invincibility – “INVINC1”
Disable invincibility – “INVINC0”