This game is also available on GBA.
Retro Game Cheats for Chu Chu Rocket (Dreamcast)
Effect: Replace mice with chaos from Sonic Adventure.
When:
During gameplay.
How:
Buy successfully completing all 25 stage challange levels, then highlight the first question mark in the options menu and press A.
Submitted By:
Unknown
Effect: Special mode puzzles.
When:
During the game.
How:
Complete all the puzzles in hard mode.
Submitted By:
Unknown
Effect: Get Mania mode puzzles.
Effect: Switches Mice for NiGHTS Angels.
When:
During Gameplay.
How:
By Successfully Completing Each Of The Twenty-Five Mania Mode Levels.
Submitted By:
Effect: Taunt opponents.
When:
During the mice catchin'.
How:
During a battle game, press L or R to taunt your opponent. Hold L or R to choose which taunt to use. You can also taunt after you have won at the congratulations screen.
Submitted By:
Effect: Full Screen Pause.
Effect: Unlock chao.
When:
In chalenge mode.
How:
Beat all 25 levels to have the chao from sonic adventure replace the mice.
Submitted By:
Unknown
Effect: Answers to Puzzle mode, Normal Mode and Puzzle 24.
When:
In puzzle mode.
How:
Place The Following Arrows In The Grid. The First Number Is The Boxes Going Sideways And The Second Number Is The Boxes Going Upwards.
Up Arrow - 7,5 / Right Arrow - 9,6
Up Arrow - 7,5 / Right Arrow - 9,6
Submitted By:
Unknown
Effect: Unlocks hard mode puzzles.
When:
During the game.
How:
Beat all 25 Normal mode puzzles.
Submitted By:
Unknown