The series features Monkey D. Luffy as an aspiring pirate searching for One Piece, the legendary treasure of The Pirate King Gold Roger. One Piece: Grand Adventure brings back the fun and excitement of the free-moving Vs. Battle action from past One Piece games with exciting new twists. The game also has been completely revamped with the inclusion of an engrossing Adventure Mode, sending players on mini-game filled quests for extended replayability. With the latest main and support characters, new moves, and stages, this is the ultimate One Piece game.
- Establish your own Pirate Group in Adventure Mode - Experience a pirate's adventure as you choose among a vaste assortment of characters to create you very own band of roving pirates. Take rivals like Luffy and Crocodile or even Chaser and Buggy the Clown
- Experience a variety of gameplay in Adventure Mode - In addition to the one on one Grand Battles, mob battles, sports, shooting and races keep the game fresh for hours
- Updated cast of characters - Play along with the cartoon series as new characters from the tv show join the crew in the digital world. Up to 24 main characters including new characters such as Trace, Princess Vivi, Tashigi, and more join the adventure
- Search for additional support characters - One Piece - Grand adventure brings a roster of 50 supporting characters and a new support character system to add to the chaos of the battle
- Evolution of the grand battle - The Accel-Heat System adds another layer to the exciting battle by giving the player the opportunity to pull off special attacks straight from the cartoon series