At the main menu, hold L + R and press X(2), Y, X. -From: Outof555@aol.com
Pause the game, then hold L + R and press Up, Down, Right, Left, A, Y, B, X, X + Start to play as a character that is part Kurt, Max, and Doctor Hawkins. -From: firstname.lastname@example.org
Pause the game, then hold L + R and press A, B, A, B.
Pause the game, then hold L + R and press B, A, B, A. -From: Outof555@aol.com
While playing as Max, hold R and press Up(4).
While playing as Doctor Hawkins, press L + R + Left + A.
Pause the game and press X + Y. -From: MrshowBP@aol.com
Start the Dreamcast without a disc to access the audio CD player. Insert the game disc and play track two and higher to hear music from the game.
Place the game disc in a PC compatible CD-ROM drive to find .JPG images, .WAV sounds, and .MP3 blooper tracks from the game in the "mdk2" directory.