Yami Yuugi is finally able to come up with a strategy that defeats Osiris. After the duel, Marik warns Yuugi that he is heading to battle city where he plans to target Yuugi's own friends to turn them into his mind slaves and get what he wants. Unable to rest, Yuugi must find his friends before Marik does. (Source: Yu-Gi-Oh! Wikia, edited)

Aired on: 8/6/2001