Abandoned by my Childhood Friend, I Became a War Hero - Chapter 65: - Underground Arena

After dying prematurely from an incurable disease, Yuka Hikano finds himself in a mysterious realm filled with endless doors, each concealing divine gifts from powerful deities. He is not alone—others who have met the same fate of death stand beside him, unaware of the trials that await.They are put through various tests and eventually transmigrated into different worlds. But these worlds are nothing like the Earth they once knew.For Yuka, however, this apocalyptic world feels eerily familiar. It is a realm of endless war, devastation, and chaos—a world he once played in a game. Certainly not the kind of place one would wish to be reborn into.From infancy to adulthood, he must gather strength, knowledge, and allies to survive the horrors that lurk ahead. But when he awakens a system granting him a power beyond imagination, he soon realizes that blessings can also be curses.[You have gained Infinite Mana.]Infinite Mana...?What could possibly go wrong?

Transmigrating to the disciples of the Demon Sect, and relying on the skill modifier to become a giant of the Demon Dao.

[Detected the technique “Blood Nerve”, relying on devouring blood to practice]

[Side effects: easily affected by the spirit contained in the blood, becoming bloodthirsty, bloodthirsty, mad, and even brain dead]

[Please wait a moment, the system is being modified…]

[Ding! The modification is complete, and the side effects are cancelled]

- Description from novelbuddy

Emperor Zi Yu used 5 strikes of his axe to split mountains and unify everyone underneath the heavens. He partitioned the land into 9 areas, thus establishing the Nine Cauldrons which eventually became known as the 9 prefectures.

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.