Power of the Duelist is the 23rd booster released in the Yu-Gi-Oh! Trading Card Game. It contains many new Dinosaur monsters/support cards (used by the Yu-Gi-Oh! GX character Tyranno Hassleberry), Vehicroid Monsters (used by Syrus Truesdale), and Destiny Heroes (used by Aster Phoenix). It also contains Elemental Hero Neos and his many support cards, used in the deck of the protagonist Jaden Yuki in Season 2.
Furthermore, "Alien" monsters are introduced, with abilities focused on the weakening and control of opponent's monsters through "A-Counters." Highly sought after cards include Chimeratech Overdragon, Future Fusion, Overload Fusion and Mausoleum of the Emperor.
The complete set contains:
- 4 Ultra Rares
- 7 Super Rares
- 14 Rares
- 35 Commons
- for a total of 60 cards.
- Every Ultra, Super, and Rare card has an Ultimate Rare version.