Sorry, I Killed the Protagonist

When Mu Feng emerged from the body of the dragon and phoenix calamity monster again... Those time-travelers with systems will eventually die, and this is just the beginning. From now on, Mu Feng will become the nightmare of the protagonist who travels through the self-contained system. Who is claiming to be invincible? Who dares to be invincible? Please follow the script carefully, otherwise you, as the protagonist, will lose everything. This book is an infinite flow novel that combines time travel + imagination + invincibility + prehistoric times + technology + the vast world.