MTL - Go Legend - Chapter 879 fluke

A man who was once called the world’s strongest agent ended up becoming a teacher after his retirement, to train a new generation of agents. After many years of training his disciples, he was killed at the age of 60 by a secret organization’s ruse and was reincarnated in another world with his memories intact. Though he was surprised by the existence of magic and the strange species in that world, he quickly adapted to his condition as a newborn and took advantage of it. He acquired special magic and gained a massive amount of strength thanks to his rigorous discipline, in order to reach his goal: Resume his career as a teacher which he left halfway through in his previous life. This is the story of a man, who, based on the memories and the experiences of his previous life, became a teacher who travels through the world with his students.

Mages, swordsmen, gods, demons, and prophecies. The Heavenly Games is a tournament where myth and man meet, a purgatory where the dead arrive to fight for their one true wish. Amongst the reborn are Dasha Pang and Kazi Hossain; one a professor from the west whose cold-hearted intelligence has surpass the gods; one a traveller from the east who has come to appreciate humanity. A villain and a hero. The boy born unwanted and the guided one. A martial artist and a mage. Gods amongst men.Expect battles of epic proportions, stories ripped straight from mythology, interactions between gods of various pantheons, and duels humanity has debated for centuries.Expect the Strongest Among The Heavens.***+ Dual Protagonists. Overpowered geniuses. One MC that is villainous and manipulative. The second MC that is heroic and kind.+ Detailed power system that includes Western Magic & Chinese Cultivation/Martial Arts (Xianxia)+ LitRPG, dungeon crawling, fantasy guilds, and more! + Abrahamic religions, Hinduism, Indigenous (Americas & Australia), Greek, Norse, Egyptian, and Japanese mythology

The unparalleled Demon King Ye Xuan, who was able to heal the death or the living alike and holder of the medicine Holy Scripture, was betrayed and killed by his fellow Demon Kings. But he reincarnated into the body of Ye Xuan, the prodigal son of the Ye family and vowed to himself that he would return to his peak and take back everything that belonged to him!

- Description from Novelupdates

An ordinary student, a wretched peeper, a cowardly teenager with a kind heart. In a terrorist attack, he inherited the knowledge of countless elites, embarked on a path of God Jagged Tu…

He is an artist!

He is a mathematician!

He is a psychology Doctor!

He is a master of fighting!

In fact, he is a man

Taken off raw site:

A wretched, dirty young man is working during the summer when he was caught up in a mysterious explosion. After that explosion, the young man is then left with the memories and knowledge of dozens of the world’s experts.

He has changed, his heart has become cold, iron-blooded. He became a killing machine, his mind turned mechanical, calculative. Everything goes according to his plans and calculations!

In this magical, slaughterous world, a door is opened for him…

- Description from Novelupdates