Game leveling is invincible

Bilibili's little Up master, Nan Xiao got a system that can travel through various game planes. He thought that the time travel was just a matter for him alone, but he didn't expect that he had already grasped the fate of the earth.
This book is also known as "The Savior of Dark Souls From the Heavens"
Current World: Radiation, Stardew Valley, Eye of Judgment: Death's Last Word, Uncharted, The Last of Us (The Last of Us).
If you want to let the protagonist travel through the game, welcome to join the group discussion: 126424650

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