 "Code Age Brawls" is a subscription-based game, where players must pay a monthly fee in order to continue to be able to access the game.In April 2006, four months after the game was released, Square Enix added the ability to battle other players in addition to the AI.The Battle Arena, an area of the game that allowed three versus three matches between the player and a computer-controlled opponent, was modified to allow matches between two real players.