G5-B

G5-B may refer to any of the following:

Game Guides

 * Yu-Gi-Oh! Duel Monsters 5 Expert 1 Game Guide 1: The first Game Guide for Yu-Gi-Oh! Duel Monsters 5 Expert 1.
 * Yu-Gi-Oh! Duel Monsters 5 Expert 1 Game Guide 2: This is the second Game Guide for Yu-Gi-Oh! Duel Monsters 5 Expert 1.