In Apocalyptic world, I have Cheating System

The Evolution system has finally reached a certain part of the Universe, where mana already exists. The arrival of the Evolution system in the cultivation world has caused the whole world to go through Earth-shaking changes. Every living being on the planet began to evolve.
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[Congratulation to the host for getting the great sword used by the Previous God of war, the  'Executioner of Nightmares Great sword'.]

[Ding! The host has chosen Moon Marshal as his second class.]

[Ding! The Host has obtained innate skill Moon Constitution (level 1)]

[Ding! The host has received Rune King mythical class]

With the mighty system in his hand, the MC will have every class in the world. He would go on to become the strongest existence in the Universe. He would have everything in his life.

Later, he would be famous for his various nicknames.
[God of War]
[Rune King]
[Harem King]
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Genre: - Harem, Romance, R-18, Kingdom Building, Revenge, Apocalypse, Cultivation, Adventure, Action, Cold MC, evolution, system, levelup, transmigration.

Please note that the beginning, first few chapters might feel rushed and boring or overly dramatic. If you want you can skip first few chapters, if you don't want to read something dramatic and emotional.

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Please note that this is my second account. My Azure_warrior account has some problem. For now I will be uploading the same novel in this account.
[The Cover image is not mine. I will take it down if owner has any problem with it.]