Yu-Gi-Oh! Duelist is the portion of the English Yu-Gi-Oh! manga, which was not serialized in the Shonen Jump magazine. It occurs when the plot shifted to mainly Duel Monsters related storylines. While the Japanese manga continued numbering as normal and kept the name Yu-Gi-Oh!, Yu-Gi-Oh! Duelist started numbering volumes and chapters from 1.
The first chapter, Duel 1 is Duel 60 in the Japanese manga. Volume 1 of Duelist is Volume 8 of the Japanese manga. The plot contains the original script for the Duelist Kingdom, Dungeon Dice Monsters, Battle City and Tournament Finals arcs.