Prequel to Eyes of Darkness. Yugi's world is filled with magic since it was opened to them by the Ancient Egyptians. As were the Spirit and Shadow Realms, and Duel Spirits now live side by side with human Spell Casters. However after completing the Millennium Puzzle he finds himself in a war started by these same Egyptians. With his strange ally Yami they wage their war.

Prequel to Dragon Pact. Magic and mystery is part of life in Domino City and always has been. However Jaden's life is filled with more than most. A secret haunts his past, but his future is darker. When a mysterious demon named Yubel appears speaking of his destiny to fight his other half, he finds himself fighting a war. Yugi had better be up to this challenge as well.

Yusei lives in a world where magic is common and a part of everyday life. So are Duel Spirits, and since Ancient Times these Spirits and people have combined their powers to fight against evil in its every from. Yusei meets a strange dragon fighting an evil creature and makes a pact with her, finding himself in one of these ancient wars. Duel Academy was never ready for this.