Duke Nukem 64 Cheats (Nintendo 64)

Press Left(2), L(2), Right(2), Left(2) at the main menu to access the cheat menu in the
NTSC version of the game. For the PAL version of the game, press Left, Down, L(2), Up,
Right, Left, Up.

In the cheat menu, key in R, C-right, right, L, C-left, left, C-right, right.

Start a game in co-op or deathmatch mode. Enable the "All Items" code, as well as the
"Friendly Fire" option. Have one player shoot the other player with the expander weapon.
Enable the "Invincibility" code before the first player explodes, then disable
"Invincibility".

Enter the cheat menu code and then enter this code: L, L, L, C-Right, Right, Left, Left,
C-Left.

Enable the "All items" code while flying with the jet pack.

For big: use expander on target and just before it explodes, put on invinsibility and back
off and it will be big.

  For midget: repeat "for big" and just use the shrinker.

  For small: (permanent) use shrinker and put on invinsibility and back off and voila!

  NOTE:dukes stay still unless controlled

In the cheatmenu key in R(7x), left. If you did this alright, you will hear a sound.

Execute the All items code while you are flying with the jetpack.

Locate the tunnel in the Freeway level. There is a large box on one side of the tunnel.
Jump on top of the box, and from there jump on to the ledge. On the far side of the ledge
there is a pair of night vision goggles. Jump a little bit above the goggles to enter the
vents of the L.A.R.D. Police station. Use the night vision goggles, and follow the air
ducts and shoot through the fan on the right side of the wall; or keep going and break
the second fan that also on the right side of the wall. Duke may now explore the interior
of the L.A.R.D. Police Station.

Enable the "Cheat mode" code. Press R(7), Left at the main menu in the NTSC version of the
game. A sound will confirm correct code entry. The invincibility option may now be enabled
on the cheat menu. For the PAL version of the game, press R, C-Right, R, L, R(3), Left.

Destroy any water source, including fountains, fire hydrants, and toilets. Stand in the
water and hold A to slowly restore energy. Alternately, stand in front of a toilet or
urinal and press A.

Enter the cheat menu code then enter this code: L, C-Left, Left, R, C-Right, Right,
C-Left, C-Left, Left

Begin game play on the Duke Burger level. Locate the drive thru sign on the outside of the
building. Approach the "Order Here" sign and press A or move around to the center and back
of the sign and press A. Butthead's will say "Go away. We're like closed".

Key left (2x), L(2x), Right(2x), Left(2x) in the main menu to go into the cheat menu.

Enable the "Cheat mode" code. Press L, C-Left, Left, R, C-Right, Right, Left(2), Right in
the NTSC version of the game. The sound of a siren will confirm correct code entry.
Monsters may now be toggled on the cheat menu. For the PAL version of the game, press L,
C-Up, Left, L, C-Down, R, L, R.

Enable the "Cheat mode" code. Press L(3), C-Right, Right, Left(2), C-Left in the NTSC
version of the game. A level select option will now be available. For the PAL version of
the game, press R, L, R, C-Down, Right, Up, Left, C-Up.

Start a game in co-op or deathmatch mode. Enable the "All Items" code, as well as the
"Friendly Fire" option. Have one player shoot the other player with the shrink weapon.
Enable the "Invincibility" code, then disable "Invincibility" to get a small version of
Duke. Note: Weapons can not be used in this state.

Enable the "Cheat mode" code. Press R, C-Right , Right, L, C-Left , Left, C-Right, Right
at the main menu in the NTSC version of the game. For the PAL version of the game, press
R, C-Right, Down, L, C-Up, Left, C-Right, Left.