Unscientific Beast Taming - Chapter 52 - Dont bite off more than you can chew

In the heart of Dirtwich City, the Ruan family’s monthly combat contests draw fighters from all around. Among them, Ruan Xiude, a striking young competitor, stumbles upon a hidden Void. This Void reveals to him a unique attribute panel, visible to him alone. It grants him the Divine Level Duplication System, marking him as its sole chosen wielder. Ruan, once a simple orphan, now emerges as a notable figure in the martial realm of Zenithia Continent. Despite his talents, he’s not seen as the top contender in the Ruan family.Armed with the ability to duplicate martial arts and magical skills, Ruan’s destiny and the world’s balance are poised for a dramatic shift.But what unforeseen consequences will Ruan’s new powers unleash?

A teenager named Evan Mason was reincarnated into the magical world of Harry Potter and goes to school at Hogwarts!
With only his knowledge of the future and great talent for magic, he takes the path towards the top of the magic world, only to realize that ever step he took, changed everything!

- Description from Novelupdates

In times of war…What is a Battle Mecha engineer expected to do? Are they expected to do research and realize their imagination?How about a Battle Mecha pilot? Are they expected to enter battle with their mechas as they display their exquisite control through bizarre and bewildering techniques?What about a member of the special scouts? Are they expected to infiltrate deep into the enemy lines as they use stellar unarmed fighting skills to suppress the enemy with a single move? Or are they expected to make use of disguises and stealth techniques to take out the enemy?And what about a military officer? Are they expected to analyze the outcome of a battle? Or are they expected to create brilliant strategies to triumph over the enemy through a miraculous move?For someone who excels in human psychology, deceit, assassination, and disguise, what happens when that person is merged with all those professions?This is the story of a cowardly, wretched, and despicable fatty.

A replica of Marquis Kieran Vale, the son of the Marchioness of Vale, who she deemed a failure. That was all she was. No, she was now referred to as “he.” At least until she met Claude Del Ihar.