The Most Powerful Upgrade System in All Worlds

Uchiha Madara: "I would like to call you the strongest in the ninja world!" Garp: "Boy Yang, I can't beat the Warring States Period. You should find someone else!" Yamamoto Genryusai: "He is indeed the strongest Shinigami. It seems that I, the captain, can retire!" Saitama: "Please have a serious fight with me!" Thanos: "You are the real overlord of the universe!" Emperor Ye Tian: "I also want to be like the master and live forever!" Zhen Yuanzi: "Brother, life is really gone..." Senju Yang has left his own legend in each world with the strongest upgrade system! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.