I have an Apocalypse City - Chapter 139 - : Inheritance Skill Book

Ding![The Host has died!]A system message popped up in front of Nell's body after his last dying breath.Ding![Dark Evolution has been activated to absorb the death essence of the host.]And then he opened his eyes to find himself in the past right before the battle started.'Ah! Am I back to the past?'Ding![Please choose a partner to start the Dark Evolution process.][Partner Condition: Must be a living creature from the Monster category, not the Human category][Partner Gender has to be Female.]'Partner? A monster?'Nell's heart pounded in his chest, and he felt a cold sweat coming on.'A female monster?'

The end of all worlds approaches.

The Demon King Order harvests lives from all manners of living beings.

Within this darkness full of despair,
A single person escaped from space-time, returned to before the world collapsed, determined to change the fate of the past.

But as time pass, he gradually finds out that the Apocalypse isn’t quite as simple as he thinks…

- Description from novelupdates

(No Female MC + Ruthless + Infinite Style + MC is not a saint)“Are you tired of mediocrity? Do you crave power?If you want to break free from the ordinary and possess power that surpasses all beings, then join this game.”Ye Shuangluo was chosen by a mysterious game to become a reserve player. As a player, he must face opponents from other parallel dimensions and multiverses. Fortunately, Ye Shuangluo awakened his unique talent: “Achievements Master”. By accomplishing a series of achievements, he can obtain countless powerful skills and attributes.When the cross-server war begins, foreign players traverse the spacetime gate to his star. Ye Shuangluo stands above the sea of stars and strikes with a single slash. The unparalleled blade aura instantly annihilates all invading enemies. Facing the countless terrified enemies on the other side of the spacetime gate, Ye Shuangluo sighs and says leisurely:“I really just wanted to quietly rack up achievements, why did you have to force my hand?”