Yu-Gi-Oh! was an anime series that ran from 1998 to 1998. In total 27 episodes of Yu-Gi-Oh! were aired. With a total of 8 reported filler episodes, Yu-Gi-Oh! has a moderate filler percentage of 30%. Yu-Gi-Oh! recounts the life of a shy game-obsessed freshmen Yugi Mutou from the day he solves the ancient Egyptian riddle called the Millennium Puzzle.