After Ten Years of Sparring with the Immortal Sect, They Declared War on the World

Tang Chen traveled through time and became half-human and half-demon, and was placed under house arrest in the Immortal Gate. He could only become a punching bag as a sparring partner specializing in defense. But if you are attacked, the system will have various rewards. Dog Beating Stick, Huntian Treasure Mirror, Seventy-two Transformations, Tathagata Divine Palm, Immortal Life-Sustaining Pill... Ten years later, evil came to the world, demons caused chaos in the world, the righteous people fought among themselves, and Tang Chen declared war on the world!