Duels TV is a special feature of the game, the challenger can activate "Record Duels" in Options menu, after that, he duels, in the end of the duel, whether you win or lose, in you screen will appear a message which will as you if you want to save or just continue. If you press save, a link will appear in your screen, in which if you search it, you'll be able to watch you duel, in the main page of the game, you can click in "Duels TV" to watch other people's recorded duels.