Duke Nukem 3D (Sega Saturn)

Even on a failed console, he's ready to kick ass and chew bubble gum.

Level Select

At the main menu, press X, Y, Z, Z, Y, X, Y, Z, Y. "Choose Stage Cheat On" will be added to the bottom of the screen to confirm correct entry. The level select will appear when starting a new game (after choosing a difficulty level).

Debug Display

At the main menu, hold X+Y+Z+L+R until "Input Info On" appears at the bottom of the screen. A debug display, which displays the player's controller inputs and an unknown string, will be added to the top of the screen during gameplay.