MTL - Throne of Magical Arcana - v9 Chapter 139 Ancient hell

Once a live-in son-in-law, humiliated and looked down upon, he accidentally awakens a heaven-defying Eye Technique.From that moment on, his life takes a drastic turn. With peerless medical skills, x-ray-like vision, unmatched martial arts, and mastery of elixirs, he crushes all enemies in his path.This is the rise of the man they once called worthless—now unstoppable and untouchable.

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.....

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

Ye Song, who once lived in a technologically-advanced world, died and reincarnated into a noble teenager’s body in another world.

A fantasy world filled with magic!

A series of events filled with tragedy, action, etc. began to unfold one after the other when he fatefully encountered one of the most guarded secrets of this world, obtaining the legendary power of Wizards.

Watch how he reaches unreachable heights as a powerful Wizard in this new world.

- Description from Novelupdates

The year was 2026, and the world wasn't what it used to be. Ever since the Abyss Gates cracked open three years ago, spilling monsters and dungeons across the planet, life had turned into a chaotic mess. Cities were half-ruined, half-rebuilt, and people clung to whatever normalcy they could find. Hunters—those brave or crazy enough to fight the monsters—became the new heroes. Everyone else? Well, they just tried to survive.Fin wasn't a Hunter. He wasn't a hero either.He was just… Fin. A lanky 19-year-old with messy brown hair, a chipped front tooth from a dumb skateboard accident, and a power that everyone called useless. Absorption. Sounds cool, right? Like he could suck up energy or steal someone's strength. Nope. All it did was let him “feel” things he touched a little more than normal. He could tell you the exact texture of a brick wall or how warm a coffee mug was—big whoop. No fireballs, no super strength, no flashy moves. Just a glorified touchy-feely trick.“Fin, you gonna eat that sandwich or just stare at it like it's gonna confess its life story?” Meg's voice snapped him out of his thoughts.He blinked and looked across the rickety table at his best friend. Meg was short, loud, and had a wild mop of dyed purple hair that she swore made her look “intimidating.” It didn't.