MTL - Rebirth on the Doors to the Civil Affairs Bureau - ~ 53. Reasons for choice

Seven days remained until the countdown to genetic mutation.Seven days later, all creatures on Earth would undergo mutations. Giant mutated creatures would swarm and attack humanity, putting their fate in jeopardy. The entire Earth would be ruled by these mutated beings!Yang Xiao accidentally walked into a genetic store where various gene potions were sold, capable of altering human body functions.From that moment on, he embarked on a crazy journey of genetic evolution.

Enzo ventured into the primitive era, chosen as a priest by the Crimson Star tribe and emerging as the leader, awakening numerous extraordinary abilities in the process.In order to enhance their way of life, extensive reforms became necessary.Mystical sorcery and modern technology advanced hand in hand.While other tribes still dwelled in caves, the Crimson Star tribe had already gained prominence, constructing sturdy brick houses.While other tribes were still using primitive wooden spears and stones, the Crimson Star tribe had forged ahead with iron tools.In the midst of other tribes worrying about food scarcity, the Crimson Star tribe was reaping bountiful harvests of various grains.Furthermore, they possessed an unparalleled army of totem warriors.In response, Enzo, embraced by the luscious temptress and leading the enigmatic cat maiden, earnestly expressed, “I truly only sought to improve our way of life. How did I inadvertently elevate the tribe into a divine realm?”

This is a reincarnation/isekai story, about Matt (later TreeTree), an overpowered tree in a fantasy world that serves as the battlefield for an ongoing conflict between demons and the heroes summoned to oppose them.At first a bystander, over a long period of time, TreeTree will learn all sorts of skills, gain levels, and in doing so, build up a forest, train young subordinates, protect a village, and more.

With the revival of spiritual energy and the breakdown of the order of species, it is a difficult test whether human beings can still stand at the top of the biological chain.

(There is already an old book, The Strongest Descends in the City, you can read it.)

- Description from novelbuddy