Duke Nukem 64 cheats for the Nintendo 64

Infinite jet pack fuel

While flying with the jet pack, enable the "All items" code.

rating: 76%

This is the highest rated Duke Nukem 64 cheat for the Nintendo 64 on the site

Invincibility

Enable the "Cheat menu" code. Then at the main menu, press R(7), Left in the NTSC version of the game. If you entered the code correctly, you will hear a sound. Now an option for invincibility will appear on the cheat menu. For the PAL version of the game, press R, C-Right, R, L, R(3), Left.

rating: 75%

Small Duke

Start a game in co-op or deathmatch mode. Enable the "All items" code and the "Friendly Fire" option. Now have one player shoot the other player with the shrinker gun. Enable the "Invincibility" code, then disable "Invincibility".

rating: 65%

Refill health

Destroy a fire hydrant, or another water source. Then, stand in the water and hold A to slowly restore health. Alternatively, stand in front of a toilet or urinal and press A.

rating: 63%

No monsters

Enable the "Cheat menu" code. Then, press L, C-Left, Left, R, C-Right, Right, Left(2), Right in the NTSC version of the game. If you entered the code correctly, you will hear the sound of a siren. Now an option to toggle monsters on/off will appear on the cheat menu. For the PAL version of the game, press L, C-Up, Left, L, C-Down, R, L, R.

rating: 63%

Cheat menu

At the main menu, press Left(2), L(2), Right(2), Left(2) in the NTSC version of the game. For the PAL version of the game, press Left, Down, L(2), Up, Right, Left, Up.

rating: 61%