[Apr 30th 2009] [related games & forum threads]
Press [Ctrl] + Y at the title screen. Set the controls for both players to be the same (for example, both on Joystick 1). Start a two player game. You will now control both Ernie and Bert a single joystick or the keyboard.
[Apr 30th 2009]
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Press the indicated key at the title screen to advance to the corresponding level.
Level - Key
1 - A
2 - E
3 - I
4 - O
5 - U
WonderDweeb - Y
[Apr 30th 2009]
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Press [Ctrl] during a single player game with player one using the Joystick. A second stationary weapon will appear in the middle of the screen. To cycle through the weapons, press player two's secondary key.
[Apr 30th 2009]
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| Game | System | Cheats | Updated |
|---|---|---|---|
| Alone in the Dark: The New Nightmare cheats | PC | 2 | Dec 16th 2004 |
| Nightmare Creatures cheats | PC | 1 | Oct 14th 2005 |
| Space Nightmare cheats | PC | 1 | Oct 14th 2005 |
| Voodoo Nightmare cheats | PC | 1 | Oct 14th 2005 |
| Yu-Gi-Oh! Nightmare Troubadour cheats | Nintendo DS | 4 | Dec 16th 2004 |
| Alone in the Dark 4: The New Nightmare cheats | Playstation 2 | 3 | Feb 10th 2005 |
| Alone In The Dark: The New Nightmare cheats | Playstation | 3 | Dec 16th 2004 |
| Nightmare Creatures cheats | Playstation | 8 | Dec 16th 2004 |
| Nightmare Creatures 2 cheats | Playstation | 9 | Dec 16th 2004 |
| Knights in the Nightmare cheats | Nintendo DS | 1 | Oct 2nd 2008 |