Duel Academy, a new GBA game based on Duel Monsters GX anime hits your fav Gaming Stores on the 10th of this month.
Based on the new animated series, YuGiOh! GX, the story takes place a few years later in the same world as Yu-Gi-Oh! Includes over 1200 of the latest and greatest cards and has a neat Tutorial and exams mode to teach you how to become a master duelist.
More info here.