MTL - Self-discipline, I’m Invincible - ~ Everyone, don't give rewards, Xiaoyu is guilty.

[Host, host, I am the System, I can help you conquer the world and the witches with various personalities.]Xi Mu: Hmm... Isn't this an action game? When do we start slashing?[Right... This is an action game, but I suggest that the host also try to seduce the witches along the way, there are generous rewards.]Xi Mu: What rewards?[Of course, the perfect romantic experience!]Xi Mu: No need, I've already played through the romance plotlines. Now I just want to go on a rampage and speedrun the game.][...]

Zhang Feng downloaded a game.The next second.A ferocious monster lunged at him.[Please choose your enhancement]1: Vision +0.12: Growth Constitution (Constitution +1 per hour)3: Fighting Memory————The main world has no magic, only my unique law.

“I have to squander; otherwise, won’t it be a waste of my parent’s talent at earning money?” Hong Dali answers a reporter’s question matter-of-factly.

Just after the interview ends, Hong Dali opens the Great Prodigal System’s interface and looks at the various good stuff displayed in it. Stroking his chin, he mumbles to himself, “I just need to squander 200 billion yuan more to exchange for the blueprint of the core technology, Engine Destruction, found in the strongest humanoid mecha weapon, Neo Granzon. Looks like I’ll have to work harder!”

“I want to splurge! I want to squander!”

- Description from Novelupdates

The world had changed when the System arrived, alongside the Cataclysm that filled the world with monsters. The technology was gone, replaced by classes and skills that allowed the people to fight back. When Devon ended up as a Blacksmith, a class that didn’t grant Intelligence, he had to face the reality, that his old career that he loved - mathematical sociologist - was over. Instead, he had ended up as yet another discarded member of the production class, overshadowed by the existence of the System Shops to the point of total marginalization. But, what if all he needed was to reapply his scientific thinking to the System...