One Piece: From the Rocks Era to King of the World - Chapter 362 - : Death of Saint Maz, one of the Five Elders

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

'Hmmmm...so I just have to witness the skill being used to copy it...then I can evolve this skill ten times it's initial power?' Nox was skeptical as he looked at the screen flickering on his retina.I mean, how was something so insane even possible? Copying a skill itself was very bad-assed, and you mean to say he could evolved the copied Skill ten times it's initial power, exponentially surpassing the original owner?Why would the gods let such broken talent even exist?'Well it's just one way to find out...'Luckily just then, he saw two powerfull beings fighting mid air. Their fight sent shockwaves billowing in all directions, causing Nox to take a couple of Steps back.At that moment, he activated his talent...[Mimicry activated!][Target: Cosmic Entity Arkea - Successfully copied Skill “Gravity Manipulation”!][Description: Gravity Manipulation Creates a localized gravity field, slowing enemies within a 5-meter radius by 20% for 5 seconds.][Upgrading Gravity Manipulation 10x!][Ding! You have Awaken Gravitational Singularity!][Description: Gravitational Singularity Creates a singularity that pulls in enemies within a 20-meter radius, dealing 5,000 damage and stunning them for 5 seconds. Allies within the area gain a 30% damage boost for 10 seconds.][Do you wish to keep this skill or bestow it to your Pet?]“No fucking way!” Nox exclaimed in shock. “I-its real!”

Xie Yunshu’s father, who was made a marquis because of his military exploits, finally thought of taking the two of them and their grandmother to the capital. She was still in her mother’s womb when her father left home to join the army, but now she is a seventeen-year-old girl.

It is said that in the Hou’s Mansion in the capital, his father had a county magistrate, Ping’s wife, and a pair of children born of him and Ping’s wife. County owner Ping’s wife’s mother’s family is powerful, but Xie Yunshu’s mother is just a peasant girl.

After crossing, Xie Yunshu smiled slightly, we have the melon eating system in hand, we know everything, everyone is good, if it is not good, then try it!

- Description from novelbuddy

I am merely a reviewer, albeit the products I review are slightly different. For example, I review quantum computers, artificial intelligence, anti-gravity mech armor, planetary engines, sublight colonial ships, stellar detonators, etc…