All My Disciples Suck! - Chapter 767

The world of Wageah was vast. It was filled with ancient magic, fallen gods, legendary mages, and exciting adventures.Earthlings summoned there gained godlike power.Zeus, Odin, Count Dracula, the Monkey King. All of them were humans who returned from Wageah and became legends on Earth.But my class and I, who were summoned to Wageah?We were enslaved.We were used, discarded, and left to die.But fate gave me another chance.I woke up as a newborn on Earth with all my memories intact. And soon after…[Awakening Supreme God's Treasure: Shadow][System Boot Successful]I gained strongest weapon in existence. [Shadow]. The treasure of the Supreme God.This time, I’ll grow stronger from the cradle. And when I return to Wageah—I won’t be a slave.I’ll be the shadow that devours the gods.

Zavier met Cosmic Consciousness after his death. He was satisfied with every system that Cosmic Consciousness exhibited, so he wanted all of them. Surprisingly, the Cosmic Consciousness obliged him.

Zavier was reborn in an isekai full of magic and alchemy. Now, he had many routes to upgrade. Interestingly, to coordinate these systems, Cosmic Consciousness gave him the gift of being able to duplicate himself. He could clone a finite number of himself to manipulate these systems.

Magus, Alchemist, Mesmer, Tamer, Hunter, Vampire, Werewolf, Dragonknight, Necromancer.....

-----

By the way, it wouldn't appear NTR or some bullshit harem of courtships. MC of course will have harem but not for cliches.

Legends say this world has immortals!Chen Li: There might be, but there are more demons and ghosts and monsters!Once traversing into the vast unknown, hastily scurrying for meals amidst the busy throng, everyone says how great it is to cultivate immortality, yet who has seen skeletons exposed beside the road...?

Gawain is dead and was transmigrated, but there was a slight problem during the process.
After floating for more than a hundred thousand years on a different continent, he felt that he might need a body to become a complete transmigrator, but he did not expect that…

- Description from Novelupdates