Nightmare Creatures 2 - Platform: Dreamcast

Level select: 
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At the new game screen, highlight the "Options" 
selection. Hold B for three seconds, then press Y, 
A, X, B. Hold X for one second, then press B.

Cheat mode: 
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Pause the game, then hold L + R and press Left, B, X, 
Left, B, X, Left, B, X, A, X to display a cheat menu.

Full health: 
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While playing a game, hold B + X + Y. 

View Kalisto introduction: 
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Place the game disc in a PC compatible CD-ROM drive to 
view the Kalisto introduction to the game with your movie 
player. 

Hidden artwork and sounds: 
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Place the game disc in a PC compatible CD-ROM drive to find 
wallpaper images from the game. 

Full pause screen: 
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Pause the game and press X + Y. 

Screensaver: 
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Allow the game to idle for a short time and a screensaver 
will appear.