MTL - Attack Stream of Life - Chapter 167

Liam was a regular high school student who spent most of his days and nights gaming. After a long night of gaming, he woke up the next morning to find a holographic screen floating in front of him.Not only that, but the screen informed him that he must run three miles or he would be punished. Naturally, he ignored it, thinking that his lack of sleep had caused him to hallucinate. The time slowly ticked down while he had yet to complete his quest.He was then transported to a desert, surrounded by wild wolves. He narrowly escaped without being ripped apart, and that’s when a notification popped up.[Congratulations on not dying! For that, your body has made small improvements. You are well on your way to becoming a pro boxer.]With this system, Liam must take on the task of becoming a pro boxer; he must train and work rigorously. Will he succeed? Well, you must read to find out!NOTE: For the system, there will be no power padding or points system. The system’s job is solely to train him.

“In a realm where cultivators command the elements, bending mountains and traversing celestial rivers, their power is unmatched. Among these mighty beings, the body refiners are renowned, their mere presence capable of rending the heavens and reshaping landscapes. Their skill in crafting transformative elixirs commands respect and admiration. A legend in the Upper Realm, known for an ascension gone awry, suffered the loss of his physical form. Yet, in a stroke of fortune, he discovers a way to regain his corporeal existence. Embarking on a rejuvenated journey in this mystical land! Resolved to surpass his past achievements, he vows to ascend beyond the ranks of experts, charting a path filled with power and ancient mysteries.”

Sam Sanderson is envied by many for his job, however he himself didn't seem to like it much.

Due to his expertise in nanotechnology he was tasked with monitoring the state the Valkyries, humanity's strongest weapons who all just happen to be made into gorgeous females.

Forbidden from even touching any of them, Sam spends his days in agony watching flowers he couldn't hope to touch. However one day all of that seemed to change.

Beings that create and control monsters and demons, beings that build and reign over malicious labyrinths, the chosen individuals to possess an overwhelming Unique Skill… They are the Demon Lords.