One Piece Grand Battle! Rush Cheats For Gamecube

Marine HQ stage

After unlocking everyone, successfully complete their move lists in training mode. After doing so, destroy all the pillars in the stage. Do this with every character to unlock the stage.

Maxim stage

Successfully complete event battle with Enel to unlock the Maxim stage.

Play as Aokiji

Successfully complete event battle with Luffy, Zoro, Nami, Usopp, Sanji, Chopper, Robin, Buggy, Kuro, Krieg, Arlong, Smoker, Bon Clay, Crocodile, and Foxy. Then, play event battle again with Luffy. In the final stage you will battle Aokiji. To unlock Aokiji, you must use your level 2 special.

Play as Arlong

Successfully complete event battle with Nami to unlock Arlong.

Play as Bon Clay

Successfully complete event battle with Chopper to unlock Bon Clay.

Play as Buggy

Successfully complete event battle with Zoro to unlock Buggy.

Play as Crocodile

Successfully complete event battle with Robin to unlock Crocodile.

Play as Enel

After completing event battle with Luffy, Zoro, Nami, Usopp, Sanji, Chopper, and Robin, complete their move list in training mode. A picture should flash by of Enel challenging you. Then, play a regular tournament at Grand Tours (tournament mode). One of the character will be replaced with Enel. Defeat and win the tournament.

Play as Foxy

Successfully complete event battle with Chopper twice to unlock Foxy.

Play as Krieg

Successfully complete event battle with Sanji to unlock Krieg.

Play as Kuro

Successfully complete event battle with Usopp to unlock Kuro.

Play as Mihawk

Successfully complete event battle with Zoro on the very hard difficulty setting after Shanks has been unlocked. Defeat Mihawk with a level 2 special after getting hit with Mihawk's level 2 special to unlock him.

Play as Shanks

Successfully complete event battle with Luffy on the very hard difficulty setting after unlocking Aokiji and Enel to unlock Shanks.

Play as Smoker

Successfully complete event battle with Luffy to unlock Smoker.

Very hard mode

Successfully complete event battle on the hard difficulty setting with more than ten characters to unlock the very hard difficulty setting.

Alternate title screen

Unlock all the characters to get a new title screen that features everyone.

Alternate costumes for The Straw Hats

After unlocking Shanks and Mihawk, successfully complete the entire move set for all The Straw Hat Pirates in training mode to unlock a third costume for them inspired by the Color Walk books.

Davy Back Fight mini-game unlockables

Win the Davy Back Fight min-game the indicated amount of times to unlock the corresponding bonus:

Groggy Ring: 4 times

Donut Race: 10 times

Crash Rush Boxer (the box breaking): 18 times

Snow (getting rid of snow): 26 times

Breaking Krieg's Armor: 29 times

Sanji & Zoro voice (announcing): 33 times; also need all support character voices unlocked

The "Fix" sign: 34 times