Tournament in DME is held once a week,In the tournament player will duel with each other,player will get stars for dueling in a round of tournament,you will get the stars no matter if you win or lose,the tournament is manual you will have to inform the Moderator when you lose so the tournament can progress.Before the tournament start player have to register,you can register by going to the kaiba corp building and click the Join/Unjoin in the command tab,once you register you will have to wait for the tournament to start.When player enter the tournament they have to use the deck they are using when they are registering,if you change your deck while in the tournament you will be disqualify,the admins and moderator can detect wheter the player use the same deck they are using when they register at the tournament.