MTL - Raiders Counterattack [Quick Transmigration] - Chapter 5

After a brutal attack leaves him for dead, Alex awakens in a new world unlike any he has ever known. Reborn into a prestigious family, he is thrust into a realm where power defines worth, and ancient secrets lie hidden beneath layers of intrigue.Determined to seize this second chance, Alex must navigate dangerous family rivalries, uncover the truth about the enigmatic woman who saved him, and master the powers now at his disposal. As he delves deeper into mysteries, he finds himself at the center of a growing conflict—one that could shape the fate of this world and his place within it.Will Alex rise to the challenge and rewrite his destiny, or will the forces against him ensure his downfall once again?

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

Have you ever thought that the state of the world as it presently is, could revert to the laws of the ancients? When a series of strange incidents beginning with the disappearance of his friend led Luo Yuan to question the possibility of an apocalypse, he becomes embroiled in the midst of a global-scale chaos.

An ordinary (?) grandfather, Choi Chuntaek. In an effort to protect his granddaughter, he started the virtual reality game 'Arkstar.'

Then... he accidentally obtained a legendary class?