I Am in Marvel with Unlimited Cards - Chapter 98: IMUC- - : DARK NIGHT, STRONG WINDS

Years ago, Earth was indoctrinated into the “System.”Earth was not the only place with the System, however. With the System came the other races, Invaders. The Invaders had one goal, to obtain ownership of this new habitable planet. This created a bloodbath, and for years the war raged.This didn't really have much to do with Derek. Derek was kind of a loner. Yeah, he enjoyed the occasional chat or drink with others, but he never stayed in one place too long or really got to know anybody new.Derek did happen to be rather strong. After the years of fighting monster and Invaders alone, he had become quite adept at surviving. One thing that helped keep him alive was his refusal to get involved with others. He rarely cooperated with teams.One day, Derek broke his rules and decided to lend some help, as the mission didn't seem too hard. He should have stuck to being alone.

Xia Yan passed through to the world of Bleach and became an eleven-year-old boy. He was rescued by Renji and Rukia in the Seireitei, and he was studying at Shin’ō Academy, and he was a student of the same class.
He is a top student of the Shin’ō Academy, and he is vying for strength by various teams. In the end, he has entered the first team of secret mobile maneuvers.
He will use punishment to kill every person who tries to threaten the martyrdom and protect his loved one.

- Description from Novelupdates

The year 1847

Xia Mi traveled to a classic JRPG game and became a villager in Xinshou Village.

My biggest wish is to save money, then marry a woman from another race, live a safe and worry-free life, and finally die in bed.

On this day, the brave men defeated the Demon King.

【Name: Xia Mi】

[Occupation: Villager]

Added: [Occupation: The new heir to the Demon King]

[Devil King act quickly! Kill all the heroes! Revive the glory of the demon race! 】

Wait, is this a mistake?

In Xinshou Village, besides farming every day, Xia Mi, who is serving as a background board, suddenly has an additional identity board.

He is just a novice villager!

“Where is the devil king! Where is the devil king!”

The news of the Demon King’s birth spread throughout the mainland. Every brave man who came to defeat the Demon King could see a steady stream of monsters in Xinshou Village, but he never saw the Demon King.

Villager of a certain Xinshou Village: Demon King? I’m a farmer, so I really don’t know.

- Description from novelbuddy