My Magical System - Chapter 201

This story is about a rookie researcher, who was forcefully dragged away from his restful life, compelled into facing various killers and zombies, always having to risk his life at the brink of death, and finally becoming an advanced researcher that is acclaimed by all. And throughout his adventure, he met an alluring(?) killing machine, who he started to have fantasies on after they had an accidental kiss…

Xiao Yan: Did I fall for him? But he’s a man!

Maya: Who knows…. maybe it’s the other way round?

- Description from Novelupdates

Asura, a noble in the kingdom of Silvara, spent his days quietly until his world ended. Betrayed by his beloved wife and then killed, he swore to get revenge on them in his late moments. Upon death, Asura somehow returned 20 years into the past. Prepared to get revenge on the woman who betrayed him.On his journey for revenge, he discovers true love, friendship, and a life-altering truth.A dark cult controls his fate like a game—even his beloved's betrayal was their work. He learns about his powers and strange bloodlines. Then, about this being his ninth and final rebirth! All to revive their god, using Asura as the perfect vessel.Vowing to destroy the cult's plot and protect his loved ones, Asura forges an alternative path.Becoming the Devouring Monarch

The protagonist, Punk, is a cautious, cold-blooded, and ruthless Mage.

His goal is always his top priority, over feelings or morality. When unnecessary, he doesn’t like to act like pigs to eat tigers; there are almost no life and death struggles, sometimes risky but steady progress. No strong enemy everywhere, Instead, Punk is always a strong enemy of others.

And he has a very keen interest in the secrets and teachings of the Netheril civilization.