Supreme Crazy Wife - Chapter 66 - Stuck-Up

A teenager named Evan Mason was reincarnated into the magical world of Harry Potter and goes to school at Hogwarts!
With only his knowledge of the future and great talent for magic, he takes the path towards the top of the magic world, only to realize that ever step he took, changed everything!

- Description from Novelupdates

Chen Wu, an ordinary man from Green-mount Town, never expected his life to end in tragedy—or to begin anew in a treacherous world called the Ten Thousand World. Here, humans are prey to powerful Demonic Beasts, and survival hinges on cultivating Spiritual Energy and forming bonds with formidable creatures. For ten years, Chen Wu struggled to make a mark, his dreams of discovering a “”Golden Finger”” fading into despair.But fate takes a cruel turn when Hu Wang, a ruthless Demonic Pet Master, learns of Chen Wu’s rare Contract Spiritual Talisman—a legacy from his father. Ambushed and gravely injured, Chen Wu plunges into the deadly Gold-sand River, escaping only to find himself cornered, starving, and on the brink of death.When all hope seems lost, an electronic voice suddenly rings out:“”Ding! The Super God Evolution System has been activated!””With his Golden Finger finally in hand, can Chen Wu turn his misfortune into triumph and rise to claim his destiny as a Demonic Pet Master?Or will he succumb to the perils of this unforgiving world?

“Breaking News! A 28-year-old IT worker beats three university kids to death with a spiked bat over a dog!”***Following the revenge, John took his own life in stubborn resistance, but that wasn't the end. He and his dog, Alfred, found new life after making a deal with an Eldritch God, Chuthulos.The duo reincarnates in another cosmos where Humans live an intricately connected life with Monsters as Tamers.However, in this perilous journey where his exposure to higher powers can lead to not only his death, but of the entire Eldritch Cosmos, John is not without help, for he receives the Rune of New Beginning, a power shaped into a system made from Eldritch Ancestor, to aid him.“So I can inspect all Monsters, eh? Awesome.”“Evolution Pathways? Cool!”“A private world where I can create biomes and habitats for monsters? A Monster Paradise?! Holy Land!”“Hey, what new function are you going to add in the next level up of the Rune, Chuthulos?”With all stacks on himself, John is determined to make the most of his new life with Alfred and his Pet Monster companions and keep his end of the bargain.

The dawn era after the end of the half century has gradually rebuilt the order, abandoned civilization, and is full of undivided violence and desire.
The noble and powerful pioneers are in charge of the city, and the evil and mad plagues are in the wilderness.
Pure human beings who cannot mutate are the weakest, dominated by the rulers of the pioneers, and are not as good as animals in the wilderness.
A purely humanized young man with a worldly experience has quietly entered the WTO, holding a three-foot long knife and a long-distance desire to boil in the world of purgatory. From the nameless name to the sorrow of the Supreme Court, the name of the black ride is resounding!

- Description from Uukanshu (translated)