Time Travel Douluo: Wuhun Three Legged Golden Crow

Two male protagonists, two male protagonists tell important things twice Tang Chuan accidentally traveled to Douluo Continent and became Tang San's brother. He was two years older than Tang San, and was bound to a system: the three-life martial spirit inherited from ancient mythology, the three-legged Golden Crow, the Blue Silver Emperor martial spirit, and the Clear Sky Hammer martial spirit. Protect the third son as the main one