Yugi has specific decks he uses as you win more:
. As the very first entry in the Power of Chaos trilogy, it brought the authentic mechanics of the Yu-Gi-Oh! Trading Card Game (TCG) to PC players for the first time. For a generation of fans raised on the anime, this title served as the definitive gateway to mastering the rules of Duel Monsters. Core Gameplay and Structure yu-gi-oh power of chaos yugi the destiny
Unlike modern games, you don’t buy packs. Instead: Yugi has specific decks he uses as you win more: