Invincibility
On the select ''a slot screen'', hold L and tap down, down, R, R, up, up, select.

Unlimited weapons/ammo
Hold the L button while on the ''Select a Slot'' screen, and then press R, Up, R, Up, R, Up, R to give your character unlimited use of the weapons.

Unlock Alternate Outfits
Right, Up, Down, R, Up, Select, Left unlocks the Dragon Outfit

Right, Up, Up, R, R, Select, Left unlocks the Gold Outfit

Right, Down, Down, R, R, Select, Left unlocks the Bruce Lee circa 1973 Outfit


Unlock Modes
Enter these on the ''select a slot'' screen.

Director's Cut: Hold L and tap up, R, select, R, up, select, select.

Time Challenge: Hold L and tap up, down, up, R, up, down, select.

Gallery: Hold L and tap down, up, down, R, R, select, left.


Unlocking Different Costumes
Bruce '73: To unlock the Bruce '73 costume, unlock Director's cut mode.

Dragon: To unlock the Dragon costume, beat the game on Director's cut mode.


Configure your own enemy list
Hold the L button while on the ''Select a Slot'' screen, and then enter a code below to produce the desired effect.

Press Right, Left, Right, Left, Right, Left, Right to turn all enemies you will encounter into ''Big Thugs''.

Press Up, Down, Left, Right, Up, Down, Left to turn all enemies you will encounter into ''Texases''.

Press Right a total of six times to turn all enemies you will encounter into ''Jamals''.

Press Up, Right, Down, R, R, Select, Left to randomize the enemy configuration. In other words, random enemies will be put in place of the usual bunch