MTL - Ultimate Star Card Master - Chapter 578 soft way of evolution

Riding out the apocalypse on a tropical island isn't exactly a vacation. When mana arrives on Earth, Coop finds himself isolated in paradise with only one real option to survive. He needs to claim a civilization shard and level up. Coop maximizes his chances by carefully selecting a class and committing to progression. He’ll need to grind thousands of monsters to compete on the system's leaderboards while upgrading his settlement to represent the factionless.

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

I finally managed to kill the demon lord.

Just as nuclear weapons are merely a by-product of science, immortality is but a small gift in the pursuit of the Dao.The patriarch of the new method, the great sage and virtuous teacher, Zhen Fa Zhenren, the strongest cultivator in ten thousand years, is recruiting personal disciples. The reference books are as follows:“Topology in Talismans—Starting with the Little Rain Talisman”“Artificial Intelligence Research in Magical Artifacts: A Preliminary Exploration of Artifact Spirits”“Elemental Decomposition of the Nine-turn Golden Elixir”“Basics of Formation Pathways”Note: Preference will be given to those who have published papers in the Journal of Immortal Dao.