This page contains Kirby: Nightmare In Dreamland Unlockables for GameBoy Advance called "Boss mode" and has been posted or updated on Jan 27, 2008 by Skylar.
- Developer: Hal Labs
- Publisher: Nintendo
- Genre: Action Platformer
- Release: Dec 2, 2002
- ESRB: Everyone
Beat the game to unlock the "Boss Mode" option at the mini-game menu.
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