One Piece Grand Battle Cheats

Clear Hard mode in Event Battle with more than 10 Characters.

Clear Event Battle with Luffy on the Very Hard difficulty after unlocking all previous characters including Enel and Aokiji.

Clear Event Battle with Zoro on Hardest difficulty. Beat Mihawk with Zoro's level 2 special after getting hit with Mihawk's level 2 special. You must unlock all other character before this including Enel, Aokiji, and Shanks.

Clear Event Battle with Enel.

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

Win 3 events in Davy Back Fight mode 3 times.

After clearing event battle with Luffy, Zoro, Nami, Usopp, Sanji, Chopper, and Robin complete some of there move lists in training mode. A picture should flash by of Enel challanging you, go to Grand Tours (tournament mode) and just play a regular tournament, one of the characters will be replaced with Enel, beat Enel and win the tournament to unlock Enel.

To unlock Eden Rock, complete training with characters 1-14. That's the default characters plus Ms. Sunday, Tony Tony Chopper, Red-Haired Shanks and Hawk-Eye Mihawk. To complete training with a character, do all the moves on their movelists, and break down all eight pillars

Clear 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 and beat Aokiji with a level 2 special to unlock Aokiji.

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