I’m not a Regressor - Chapter 176: Living Armor (1)

“Bloodline is Everything”In a hunter’s world where only those born with a silver spoon monopolize privilege, one group stands above all—the Hyukcheon Group, reigning at the very top.“Ugh, those high-ranking folks always leave a bad taste in my mouth.”Lee Hanul, a third-rate hunter barely scraping by each day, suddenly discovers something extraordinary about his own bloodline.“Lee Hanul, please come with me to Hyukcheon.”On this day, Lee Hanul’s life changed forever.

I am the sword.

Killing a man amidst a thousand miles, no one dares take ten steps.
Killing a man amidst a thousand miles, no one can take ten steps.
Killing a man amidst a thousand miles, ten steps? Not possible!

I am the sword, the sword is me,
On the path towards heaven, each shall wield their own.

- Description from Novelupdates

He is a young man without a spirit root. It is believed that this denies him the chance at cultivation. However, a mysterious lady imparts a Supreme Demon Classic to him and from then on, he starts his path of cultivation.
He undergoes a total transformation to emerge as the most fearsome and powerful fiendish demon in his era, that even immortals and fiends are fearful of him, and saints are at his beck and call.
Mastering the Supreme Demon Classic is the turning point in his life. He is able to unleash his immense and divine power from within, illuminating the entire universe!

- Description from Novelupdates