Toaru Majutsu no Index: New Testament - Volume 17, Chapter 2: Or Escape Provides a Counterattack - Social_Network_Slayer.

In a world entrenched by monsters filled with myriad factions, state disputes run wild. Amid these troubling times, martial arts have come to prominence and prosper.

Xu Ning transmigrates to this world with a Martial Arts Panel and becomes an ordinary villager. He only has one goal in mind: to become a master of martial arts.

Spend three energy points to level up Gale Knife Technique? Yes/no

Yes! Hell yes!

[WSA 2025] To confront the threat posed by monsters and demons, humanity summons a hero endowed with a mysterious system and an unrivaled capacity for evolution. He becomes the last bastion of hope for mankind. However, one of his mistakes gives rise to a calamity far worse than the Demon King.This calamity is conceived in a dungeon, abandoned as a fetus by its mother, and raised by the Demon King himself. Upon the Demon King's death, all the restraints he had placed upon the creature are shattered. Thus, the hero's nameless son begins to lay waste to everything. The greatest calamity the world has ever known is born.

He has been abandoned by his clan.

He has been considered waste from his childhood but he is a “Peerless Genius”.

His father with the help of another person has sealed his Dantian to stop him exposing his exceptional talent but after his rebirth, he becomes the most dazzling star of the continent. However he faces crisis and difficulties as his Dao goes against the Heaven’s will.

Overcoming everything, eventually he achieves the highest boundary “The God of War”.

- Description from Novelupdates