MTL - Mortal Cultivation: I, Li Feiyu, Cultivate Through Attributes - Chapter 252 Thunder Bamboo! Flesh terror! (2/3 update, please order

You know what’s great? Turning eighteen.You know what’s not so great? Opening your eyes to a room you don’t know, followed by the world's most intense headache.This is how my story started. Where it goes from here is anyone's guess.---This is a Pokemon fanfic about a girl that gets brought into the Pokemon world from Earth.---This is my first time writing a fanfic so take it easy. Helpful criticism is appreciated and I may ask for suggestions but in the end I am writing this because I want to. I'm not sure what tags and genre will encompass this story but I will update it as it evolves.

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

Li Guanqi was only six when he killed his abusive uncle to save his mother. Moved by the tragedies that had befallen the tiny child, an old man named Su Xuan adopted Li Guanqi. Eight years later, he left the village and told Li Guanqi to join the Daxia Sword Sect — while it may not be the richest sect, it was virtuous. Then, he gave Li Guanqi a sword coffin and made him promise 2 things: that he would always carry it on his back, and to only tell people it was an ordinary sword box.Will he be able to uncover the mysteries of his sword coffin? Why was there a spirit trapped inside it? Who exactly was his grandfather?His sister was worked to death, his mother was seriously ill, and his gambling-addicted uncle even set his sights on the money meant for his sister’s funeral. Li Guanqi, wielding a knife, killed the man, until he encountered an old man named Su Xuan. Eight years later, the youth had become a swordbearer. Behind him was not a scabbard, but a sword coffin, the coffin for burying swords! From then on, this youth with ambitions as vast as the skies stepped into the blood-soaked world of cultivation!