This page contains One Piece: Grand Battle Codes for Gamecube called "Usopp's fourth costume" and has been posted or updated on Nov 7, 2006 by IWils56. Let us know what you think of this Code by thumbs voting.
Usopp's fourth costume
At the "Press Start" screen, hold R, then press Right, X, Right, X, A, Y, B, X to unlock Usopp's fourth costume.
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