The Older Brother of My Student is My Secret Crush - Chapter 13: The Missing.

JoJo?

No, this is Dio!

After crossing, the protagonist is examining his new identity aggressively— Dio Brando, a British and Chinese mixed-race coach ratio!

But wait a minute…

This is the Marvel Universe? How long will it take for Thanos to reach the battlefield?

By the way, I have a cheat!

Star Platinum, The World, Crazy Diamond, Killer Queen, Gold Experience, King Crimson… All for me!

Ding, hello new player, your first Stand has been drawn.

Looking at the ‘Little Tomato’ who was smiling at him, as the only Stand User in the Marvel Universe, Dio was speechless, then lit a cigarette silently, looked up at the ceiling, exhales smoke, it’s just a mystery how life is so harsh!

- Description from Novelupdates

Due to a mistake on his student’s part, a super Martial Artist had received a wrong class in an online game and had become a mage. He who was used to curbing violence with violence and using strength to subdue strength could only make the best out of his mistake. Taking on a new lease in life, he became a violent close combat mage. When strength and magic came perfectly together, a new gaming path had been opened by him!

______

“Fireball spell? Lightning Chain? Frosted Ice Mirror… etc.”

“Wait, I came here to practice Kung Fu! What has magic got to do with me?”

“I am a mage?”

“Oh, that’s right. I am a Mage!”

“However… do you really firmly believe that I am a mage?”

“Alright then, look at my knives! Look at my sword! Look at my fist! Look at my concealed weapons!”

“What? You’re now saying that I’m not a mage?”

“If you don’t believe me, I will prove it to you: If you believe me, I will show you a performance: No one can get in the way of a mage who knows Kung Fu!”

- Description from Novelupdates

“It was never meant to be a simple game. After all, Gods don't play games. They play with the lives of people.”

Hikari, the VRMMORPG created by the leading tech companies of the world was launched in 2069.

The game soon grew big and started controlling major sections of the world. It became something more than just a game.

Zack was someone who was stuck with an unfortunate artifact that only allowed him to heal himself.

But when he died inside the game, the same artifact lead to him being able to move back in time.

Armed with the knowledge and experience, Zack will rise again and get the title of the weapons master.

The one who wields the strongest weapons in both the game and real life.

A scientific genius named Thomas Harrier was transmigrated to an imperial prince body after a car accident that took his life. He found out that he is in a world similar to our own with a timeline akin to early twentieth century. The body that he is occupying was the imperial prince of a failing empire who suddenly rose to power after a successful assassination attempt of his father. Unaware that the attack is just the beginning of what is to come. He faces many challenges throughout. Will Thomas Harrier be able to live his second life in peace while running an empire and getting it back to its former glory? Or will he succumb into a conspiracy lurking within the country's borders?

Expect some:

Cold war era techs.

Super battleship with advanced electronics, propulsion, and fire control systems?
Helicopters?
Missiles?
Modern medicines and equipment?
AC-130?
A nuke?
Challenger or Abrams or Leopard?
F-4 Phantom or MIG-21?
Colored TV's.

Everything!!!

PS. Cover not mine, I just found it on google.