MTL - Marvel: Start with Level Five Mutants - Chapter 421 The world's strongest mutant will be replaced!

He was not a human since no human is aware of himself even before his birth.

He has no blood and no heart, but emotions?

He does have feelings, but can he express them?

Why was he called a Devil’s Spawn at his birth?

Why did they cut away his arms and a leg?

Why did no one ever visit him for years?

And why does this emptiness... feels so... just so familiar?

Why does the Void feel so... full?

Who is he? Or rather... What is he?

In the year 1368, at the end of July, deep crimson shall descend from the heavens.

- Description from Novelupdates

Ke Jin transmigrated into an era where gaming was in utter chaos. Everyone here deeply believed in the notion of buying happiness with money, as game companies ran wild with various schemes to trick and force players to spend.As a game enthusiast from his past life, Ke Jin felt like he was in a world without sunlight. Luckily, he obtained the Free Game Production System!Players could get the ultimate reward of the “Complete Collection of All Game Design Schemes” without spending a single cent!Not spending money? How hard could that be? Heap on the benefits!Give away 50 consecutive draws during the summer heatwave! Give away 100 draws on the second day after the server opens! Due to the game reaching 50 daily active users, we are issuing a cool skin set originally priced at 999! The planner's niece just turned 17 years and three months plus 7 days old, so we're giving away 50,000 crystals!My sincerity is almost flooding the players. Surely nobody will spend now, right?Secretary: Mr. Ke, good news! Our newly launched game has just reached over a hundred million in daily transaction volume on its first day!Ke Jin: Huh? How is that good news... No, what about the other game? The one where we give full 100-99 discount vouchers upon starting, isn't its sales terrible?Looking puzzled, the secretary said while anticipating the boss's reaction: They've been shouting things like 'what a conscientious company' and 'if we don't spend, they'll go bankrupt,' so they just topped up. That game sold a whopping one hundred million copies globally. Congratulations on making a billion!“......”At 3:30 a.m., lying in bed, Ke Jin was wide awake, unable to sleep. He posted a status: Please, I beg you, stop spending. You guys are really making it hard for me...Player: Understood, Mr. Ke is hinting life is hard, brothers, let's step up! Charge it!

It has been more than ten years since he was transported to another world. The protagonist Deris Fahrenheit, who has became a magician with special circumstances, was freely enjoying his life in this world. However, a girl appeared before him and asked him to make her his disciple. That girl seems to be a transported person――

It’s a story of him who becomes the girl’s teacher and trains her to achieve her revenge (?) in otherworld.