Comprehensive Comic: Replace Zhong Gong Zhenshi at the Beginning

Choice 1: Go back to the eve of the great air disaster in Asia and Europe 30 years ago, and prevent three magicians from using spiritual veins to create the origin elves. Reward: the title of 'Savior', and return to the original world for a reasonable resurrection. Option 2: Go back to the 29th of a certain month 30 years ago to replace the power of existence of Shinji Takamiya, and go out with Shina to meet the Origin Spirit on the 30th. Reward: Title of 'HG King', Otsutsuki bloodline, Crystal Palace x1 Option 3: Return to Kannazuki Kyohei to join the AST period and replace his existing power. Reward: The title of 'Ultimate Abnormal', the evolution of the Dou M system, surviving to the finale and marrying Okamine Shuhui. Seeing the sudden choice of claiming to be a system, Su Nian fell into deep thought... Ps: Because there is a shortage of books and I have read too many books about various eunuchs, I opened one myself and returned to the past era of immortals. Hahaha. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.