Dive into the world of One Piece and battle other players in Rainbow Piece, a battle-based Roblox game where you must become the ultimate fighter. Explore the world to gain experience and find the best Devil Fruits, weapons, and battle skills until the whole world (or rather—Roblox server) knows your name.

You can also make the whole process a lot easier by using our list of codes below to easily access a handful of gems, weapons, and other useful resources in the game. With our regularly updated list, you'll put yourself ahead of the competition and cut out some of the tedious early work of gathering resources to boost your stats.

If you like Roblox games from the world of One Piece, be sure to check out our codes for other similar games. We have the latest codes for some of the most popular Roblox games like A One Piece Game, Da Piece, and Grand Piece Online. If you want codes for games based on other popular animes and mangas, check out our lists for Shindo Life and Anime Rifts!

Below you will find an overview of all working Rainbow Piece codes.