Global Reincarnation: Only I Know the Plot - Chapter 921:

Asura, a noble in the kingdom of Silvara, spent his days quietly until his world ended. Betrayed by his beloved wife and then killed, he swore to get revenge on them in his late moments. Upon death, Asura somehow returned 20 years into the past. Prepared to get revenge on the woman who betrayed him.On his journey for revenge, he discovers true love, friendship, and a life-altering truth.A dark cult controls his fate like a game—even his beloved's betrayal was their work. He learns about his powers and strange bloodlines. Then, about this being his ninth and final rebirth! All to revive their god, using Asura as the perfect vessel.Vowing to destroy the cult's plot and protect his loved ones, Asura forges an alternative path.Becoming the Devouring Monarch

This novel is also known as Fey Evolution Merchant

The shining stars and birds flying in the blue sky and white clouds, the fast shadow clouded leopards hunting and hunting in the vast grasslands, the acid eroded pythons hiding in the shadows of trees in the mottled rain forest, and the chalky Canglong dragon under the deep blue sea.

Lin Yuan found that he could allow infinite evolution of spirits, and continuously purify the bloodline.

Dust butterfly-stainless steel butterfly-emerald green butterfly-royal tourmaline butterfly.

This is a pure pet article, a world of beast masters.

- Description from MTL

Four years ago, the first-ever Armageddon Class Anima appeared on Earth, destroying everything that it touched and threatening the lives of the entire world's population! But along with it came Superhumans that had the blessing of mana. They rose up to fight against the Armageddon, and leading them was the strongest Superhuman, KING.After two days and three nights of nonstop battle, KING gave his life to stop the Armageddon and give the Superhumans a fighting chance against the invading Anima, and everyone in the world remembers his good deeds and sacrifice!...Mark was just an average Superhuman living in City A. His daily routine was skipping classes and hanging out with his only two friends while hunting for Anima in secret whenever he could. But this easy life was not going to last for long as the hidden power he sacrificed a long time ago began to awaken once more![Initializing Superhuman System...][Recognizing Host... Host Recognized.][Parsing Constitution. Host Fully Healed. No Traces Of Residual Damage.]“Hello once again, Mark Vanitas. Has it already been four years?”

A man who was once called the world strongest agent ended up becoming a teacher after his retirement to train the new generation of agents. After many years of training his disciples, he is killed at the age of 60 by the ploy of a secret organization and was reincarnated in another world with all his past memories.Though he was surprised by the magic and the strange species of that world, he adapted very fast to his condition as a newborn and took advantage of it. He acquired special magic and gained a massive amount of strength thanks to his tight discipline in order to reach his goal: resume his career as a teacher which he left halfway through in his previous life.This is the story of a man who based on the memories and the experiences of his previous life, became a teacher who travels through the world with his new students.