Arc 5Warfront and Kannabi Bridge
Uchiha Lei defeated Roshi, Han, and the Seven Ninja Swordsmen of the Mist as the Third Shinobi World War began. After returning to Konoha and joining the Kannabi Bridge mission, Lei captured Pakura and convinced her that Sunagakure would abandon her.
- Uchiha Lei killed Roshi and Han, then defeated six of the Seven Ninja Swordsmen of the Mist and returned to Konoha with Miru, Suiren, and Kakashi.
- Uchiha Lei reunited with his family and companions in Konoha before Hiruzen Sarutobi called him to discuss the four villages gathering against the Land of Fire.
- Hiruzen Sarutobi assigned Lei to lead Kakashi, Obito, and Kurenai on the Kannabi Bridge mission, where the squad fought Iwagakure ninja and Obito awakened his Two-Tomoe Sharingan.
- Uchiha Lei killed Kakkō and destroyed Kannabi Bridge, then healed Kakashi and learned that Tobi had taken Obito underground to Madara Uchiha.
- Minato Namikaze defeated Fuguki with Might Duy’s help, while Kisame seized Samehada and defected, and Pakura then volunteered to confront Lei as he advanced toward Sunagakure.
- Uchiha Lei captured Pakura with Wood Release and carried her toward the Konoha Camp, then took her to a concealed cave.
- Uchiha Lei used a Sharingan genjutsu to make Pakura believe Sunagakure had abandoned her to Kirigakure, and she eventually yielded to him.