Jaden, Alexis, Syrus, Chazz, and the rest of his friends, (along with some new friends), are invited to Battle City to fight against a new threat along with Yugi, Kaiba, Joey, and the rest of the original Yu-Gi-Oh! characters.

When an imminent threat rises up from deep beneath Seireitei, four legends, all on opposite sides, rise up to become the saviors of Soul Society. The Dark Era of the Rikudou Sennin. The Rise of the Fallen Empire. This is their story. [Darker Naruto, no pairings, an alliance between the Akatsuki and the Espada].