Dragoon - Dragoon 86: the Battle Junky and the Protagonist.

A lightning strike transmigrated Zu An into another world. In that world, he was known as the tr*sh of Brightmoon City, but for some reason, he was married to the gorgeous and highly talented daughter of the Chu clan?

Jinhyuk, a gaming Nutuber, was the only person who saw the ending of the game [Tower of Trials].

However, when the game’s popularity declined, it became difficult for him to continue making a living as a gaming Nutuber.

Since he already saw the ending of the game, he was about to quit playing. But that day, [Tower of Trials] became reality, and Jinhyuk, who knew about every single thing in the game, took over everything faster than anyone possibly could! “I’ll show you what a true pro is like.”

In 2100 at the turn of the century the first full dive VMMORPG game 'Omega' was released

After 2000 years has passed, the ruthless demon lord has just been reincarnated! But his aptitude at an academy for nurturing candidates for demon lords is, “Inept”!?