MTL - The Road to Slaying God - Chapter 340 General Than Shwe

The world was once at war with 10 alternate worlds. This was known as the Concept War and our world won 60 years ago. All of this was concealed so no normal people are aware of this fact in the current time.

After the death of his grandfather, the high-school student Sayama Mikoto is suddenly summoned by the giant corporation IAI. He learns this world is headed for destruction due to the acceleration of the Minus Concepts. To prevent this, negotiations must be undertaken with the survivors of the other parallel worlds so their 10 concepts can be released.

And so Sayama is caught up in the final battle to clean up after the Concept War which left behind so much enmity.

Getting Reincarnated as the Biblical Devil isn't something our protagonist ever thought was possible.He was a firm believer and knew how powerful God and the Angels were, they are existence that are not to be thrived with especially God.But here he was as the Archangel Samael, the left hand of God or the poison of God casted from Heaven to hell for rebelling against his Father, God.“what is the meaning of this, is this God's doing”our protagonist wondered as he knew very well that there is no way that the Almighty would not know something about this.So he decided to wait a little while to see what would happen to him but something else happened, what he had expected did not happened, so he has to take in the fact that he is now the new Devil, the Lord of Hell, Lucifer Bloody Morningstar.check out my other works.The Omnipotent SystemMy Infinite System

As a promise, he went out into the world as an assassin. 3 years later, after becoming the Supreme Assassin, he gave up on everything he had and returned to the ranks of ordinary people. But one day, Kismet, a mystical game created by the National Research and Development had appeared.

Enigmatic hands, spectral frame, and one cunning strike just like the swing of the Grim Reaper. The Supreme Assassin takes on the mystical world, and how his legendary tales sets off, progressively ascending the altar to becoming the best.

- Description from Novelupdates

I am Supreme