Third Grand Uncle is an elder of the Su Family and Su Chen's protective guardian. He is a Peak Greater Saint Realm expert, manifesting three golden sun phantoms—a sign of his immense power. He accompanies Su Chen to the Xianjian Sect, releasing overwhelming pressure that forces everyone, including Sect Leader Jiang Yunxi, to submit. He also sets up a teleportation formation for their return. He is loyal and respectful to Su Chen, and privately amused by Su Chen's shameless tactics.