MTL - My Spy Years - Chapter 660v3 found it!

Mikail Fremawan, someone who has always been followed by bad luck since he was a child, and the peak was when both of his parents died simultaneously before his own eyes.But the sudden appearance of the System changes everything, from wealth, power, glory, and... revenge; Mikail begins his steps to achieve all of that one by one.Witness his story of turning his misfortune into incredible good fortune.Mikail: There might be something wrong with my System, Isn't it?

A mecha otaku is reincarnated into another world as Ernesti Echevalier (Eru). In this world there exist huge humanoid weapons known as Silhouette Knight. Dreaming of piloting those robots, Eru, with childhood friends, Archid Walter and Adeltrud Walter: together they will aim to become a Knight Runner, pilot of Silhoutte Knight.

Su Hao awakes to a greatly changed world. Even vegetation and mountains can become sentient. Even an antique saber can produce a sprite? There are other subjects in education? Being a Sprite Trainer is the most popular job?

I reincarnated into a fantasy world. Since I somehow got born again, I resolved myself to live diligently once more. But, putting that aside, my entire village burning up and disappearing when I’m 8-year old f*cking crossed the line. F*cking shit-f*cking crossed the line!