MTL - American Manga God - Chapter 27 secret library

After all, transmigrators of this era were no simple matter. Some became slimes, others turned into treasure chest monsters, and some were even reduced to mere skull--such things were all commonplace.It was nothing more than playing a villain, Shiayar didn't care. Wasn't it only natural to pay some price to become stronger?[Destined Great Villain System][“Let this world feel the agony!”][Newcomer Mission: Let the young and naive Grand Duke's daughter of the Azure Garden Dukedom, Miss Silvia, experience the betrayal of her loved ones and, amidst the pain and despair, complete her transformation and rebirth.]

This is a rebirth story of a normal girl, Kylie. She was a normal girl, living a normal life. Married and had kids. Nothing outstanding about her, but nothing terrible either. Then she was attacked and left to die.

Her soul screamed in pain at having to leave behind two small children that needed her, yet she couldn't do anything. As she entered eternal darkness ... it took her some time to realise that she was not dead. She was alive, only yet to be born.

And she was a boy.

Nicholas Marjan, known as Niels, was an Asian football-obsessed loner in the modern world. A master of FIFA Career Mode, addicted to YouTube tactics videos, and followed every twist of the transfer window like it was life or death, he lived the beautiful game from behind a screen.Until the day he died.And woke up in the late 2000s, in the body of a once-promising young player at a lower-league English club. A player whose career had been cut short by a brutal ACL injury. With his playing career over before it could truly begin, his second life offers no glory on the pitch.But Niels still has one weapon: his mind.Armed with future knowledge of football's evolution, and guided by a mysterious, almost cheat-like instinct for scouting raw talent, Niels steps into the world of coaching. As an assistant at a struggling lower-league club, he begins to reshape the team from within challenging outdated tactics, unearthing hidden gems, and reigniting hope in the dressing room.His methods are unorthodox. His instincts, uncanny. And soon, whispers about the “young coach with a gift” begin to spread.This isn’t the story of a player chasing glory. It’s about someone reborn to change the game from the sidelines. From forgotten training grounds to Europe’s biggest stages, Niels is on a mission,not just to win, but to rewrite what it means to lead.He once dreamed of lifting trophies as a player.Now, he'll do it as a coach.

The Immortal Path led to Longevity and Sovereign was heading in ease. When the Longevity was no longer in ease, all living beings were just prisoners. Conspiracy, internal strife, and the invasion of the others, all of it emerged together. 

In such a world, there was such a young man. He made his way upstream, stepping on blood, defying the emperor, destroying the various kings, and slaughtering his way through the hundred clans to form an Immortal Path towards the throne of Sovereign! The Immortal Path was endless, while the Sovereign was limited. He used his blood to forge his immortal legend.

- Description from Novelupdates