After Gaara defeats the Second Mizukage, the Ninja Alliance gains the advantage in the war; Naruto's clones identify the Zetsus. Kabuto uses the Second Tsuchikage to revive his strongest warrior: Madara Uchiha. This reveals that the Akatsuki leader, Tobi, has been using Madara's name to wield power. With Madara overwhelming Gaara and Ōnoki's forces, the other three Kage come to their aid. Naruto and Bee encounter Tobi, who tries to kidnap them. Using Nagato's Rinnegan, Tobi ambushes Naruto and Bee with the bodies of former hosts, who fight using the tailed beasts again sealed within them.