The Millennium Items are a set of ancient artifacts from the Yu-Gi-Oh! franchise, specifically featured in the manga and anime series. Each item possesses unique powers and is linked to the Pharaoh and the ancient Egyptian culture. The most notable items include the Millennium Puzzle, Millennium Ring, and Millennium Eye. These items play a crucial role in the series, often serving as keys to unlocking hidden memories and abilities. They are connected to the overarching theme of dueling and the struggle between good and evil, influencing the fates of the characters involved in the story.