Tom Clancy\'s Splinter Cell Cheats for Gameboy Advance
Unlockable Bonus Missions:
Complete the following tasks to unlock the corresponding Bonus mission.
Unlock Bonus Mission 1:
Beat missions 1-5 at 60% or higher
Unlock Bonus Mission 6:
In missions 1-9 open ALL the Safes
Unlockable Bonus Levels
Link a GameBoy Advance to the Gamecube version of Splinter Cell and you'll unlock 5 hidden levels in the handheld game.