Infinite Comprehension by Taking In Disciples: Martial Uncle, Please Ascend! - Chapter 12 - : Purple Void Jade Emperor’s Tripod_1

James, a brilliant mechanical engineer and passionate history enthusiast, loses his life in a tragic house fire—only to find himself in a mysterious world as the ruler of an island nation. Armed with his modern knowledge and unwavering ambition, James embarks on a bold mission to industrialize his kingdom and build an empire on which the sun never sets.

Champion dream of an e-sports boy!
Champion dream of an e-sports boy!
Champion dream of an e-sports boy!

- Description from Uukanshu

Zeke Draker,The first failure to awaken among the direct descendants of the Dragonslayer family.Expelled from his family for possessing the talent of a Healer instead of a swordsman.Zeke struggled desperately to become stronger, only to face a miserable death.At the moment of his death, strange letters appeared before his eyes.[The soul of the Elder Dragon is engraved into the spirit of the one who possesses will.][An irrevocable and promised power is activated.]When he regained consciousness, he opened his eyes twenty years in the past, in the family that had abandoned him.“If I can become stronger, I will use anything at my disposal.”A new awakening with an immortal power.The legend of a Dragonslayer with a different class begins.

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.