Marked Ones: Advent of the Demon Prince - Chapter 367: Dungeon Registration

He became a teacher at the best magic academy in the empire.
….For being mistaken for someone else.

[ Mission completed successfully ][ $200,000,000 have been transferred to main account ][ Mission completed successfully ][ $1,000,000,000 have been transferred to main account ][ Unique key to a private Island has been transferred to Inventory ][ Ancient Relic: Excalibur has been transferred to Inventory ][ Skill Book: Dark necromancer has been added ]Awesome, isn't it?This became the regular lifestyle of Alister Ashworth, a poverty-cursed orphan who, following a torturous encounter, awakened the Infinite System, granting him the ability to travel through countless dimensions and realities, complete quests and engage in unique and ancient stories and obtain extraordinary rewards.Was it money? Fame? Treasures? Magic? Or even immortality?With the Infinite System, all these and even more could be achieved, although a deeper mystery quietly beckoned from the shadows!

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

A striking man of mysterious origin and peerless talent, he looks back at the world, in all its entirety, with utter disdain. And yet, in the treacherous and unpredictable ultimate formation of the Boundless Secular World, he guards a breathtaking ancient qin with broken strings, waiting silently for the destined one to arrive!