Enter one of the following codes at the "Enter Cheat" screen. Then, start a game and pause. Now enter the cheat menu and set each enabled code as desired. All cheats entered can be saved after reaching a save point.

The Big Cheat

Enter "NTHGTHDGDCRTDTRK" as a code. This will enable invincibility, all weapons, unlimited ammo, infinite lives, full map, big head, level skip, and warps (Long Hunter, Mantis, T-Rex, Campaigner).

All weapons

Enter "CMGTSMMGGTS" as a code.

Infinite ammo

Enter "BLLTSRRFRND" as a code.

Infinite lives

Enter "FRTHSTHTTRLSCK" as a code.

Flight mode

Enter "LKMBRD" as a code. This will allow you to fly; press R or L to move up or down.

Pen and ink mode

Enter "DLKTDR" as a code. This will make the graphics black and white line art, similar to a sketchbook.

Disco mode

Enter "SNFFRR" as a code. This makes colors flash on screen and the animals and people dance.

Spirit mode

Enter "THSSLKSCL" as a code. This enables invincibility with slow-moving enemies.

Quack mode

Enter "CLLTHTNMTN" as a code. This makes the graphics and game animations degraded.

Greg mode

Enter "GRGCHN" as a code. This enables credits, big heads, all weapons, and infinite ammunition.

Robin's cheat

Enter "RBNSMTH" as a code. This enables credits, big heads, all weapons, infinite ammunition, and invincibility.

Dana's cheat

Enter "DNCHN" as a code. This makes all enemies smaller.

Show enemies

Enter "NSTHMNDNT" as a code. This shows the enemies as red arrows on the map.

Purdy colors

Enter "LLTHCLRSFTHRNB" as a code. This makes the game environment appear in rainbow colors after the next cut-scene or using a teleport-portal.

View gallery

Enter "THBST" as a code. This allows enemies to be viewed, scaled, and rotated in 3D.

Display credits

Enter "FDTHMGS" as a code.