Shinwa Densetsu no Eiyuu no Isekaitan - Volume 1, Chapter 3 – Awakening Part 6

After being reincarnated in a world called Neron, and destined to be an Average Joe, a common D-Rank Adventurer.

Tyler quickly learns the cruelty of life, after being used as a pawn in a selfish and ruthless war, he ended up being captured by the very thing he was fighting against, demons, without any hesitation he was bombarded along with the demons.

Caught in the destruction of the demon king, he was unable to save himself and fell to his death.

Fate, however, had other ideas, it wasn't done with him yet. After being reawakened in a new era, in the center of the demon territory, he finds himself caught in a rapidly growing and dangerous situation.

Swept in his newfound strength, and caught in the greed of his formal self. What will he do next?

Will he return to the people who used and betrayed him, will join the enemy against the human race, or will he forge a new path.

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

In the early world of immortal cultivation, there was no physical cultivation among immortal cultivators. And a top bodybuilder who came from the earth has opened up a new path here and became the ancestor of physical training.

- Description from novelbuddy

Kyle was just an ordinary gamer until a truck-kun decided he was isekai material.Waking up in the world of Path of Transcendence—a novel he once read—he realizes he’s not the hero, the villain, or even a side character.He’s an extra, someone who was never mentioned in the story. But this world is no fairy tale: it’s cursed, doomed to fall to demons, with every major character destined to die.However, Kyle isn’t as ordinary as he seems. Blessed by the Roaming Storm, a mysterious and powerful force, he wields the rare ability to command lightning, wind, ice, and water.But is he truly just an extra, or is there more to his role in this doomed world? Armed with his knowledge of the novel and his newfound powers, Kyle must find a way to survive in a story that wasn’t written for him.Can he become the missing piece that changes the fate of this world, or will he be crushed under the weight of a plot that doesn’t even know he exists?