Batman Beyond: Return Of The Joker Cheats (Nintendo 64)

Pause the game and press Up, Down, Left(2).

Game Shark Codes

Note: You must have a 3.0 or higher version of the Game Shark
to use these codes.

Note 1: When a Boss appears on the screen, press C-Up and they will either die
or die with one hit. However, this code has no effect on The Joker.

Note 2: When The Joker appears on the screen, press C-Up and he will either die
or die with one hit.