DelzGB

[The first arc is about obtaining the system, so please be patient and give the story a try! I promise it will be worth it.] 
In a world where gods have erected a worldly monument, the "Tower of Yggdrasil," people are drawn to its impossible challenges. This towering structure pierces the heavens, concealing both unimaginable beasts and priceless treasures within its unforgiving depths.

Enter the realm of "Adventurers" – daring souls who ascend the Tower's brutal floors in pursuit of glory. The fortunate ones secure the sponsorship of gods, gaining their Blessings to wield divine power in the face of peril. Yet, amidst this celestial lottery, Bastian, an unfortunate adventurer, remains unblessed, navigating the treacherous terrain with only caution and cunning.

As Bastian teeters on the brink of death, a mysterious voice intervenes, offering him a lifeline: [Prometheus System Awakened]
Becoming a chosen “Invictus”--a person chosen as the champion of their god, he finds himself in the ranks of legends, having to learn all too quickly to adjust. 
He must defy the odds, unravel the mysteries of Yggdrasil, and face the trials that await beyond the clouds, making either ally or foe of other Invictus, and the gods that dwell in Yggdrasil.

Tower of Yggdrasil: From Zero To Godhood

Seemingly harmless, that was hardly the case as they made contact with the Invictus of Hercules' body, exploding with shock waves that flung him back.

The entire time that the warrior excitedly clashed with the beast, Khalida calmly sat down, taking out a journal as she began taking notes with a quill that formed between her fingers.

["Bestiary of Zero: "Sea-Wolf." | Unmistakably a distant relative to the dire wolves that roam the woods above, this species boasts a size threefold of its relatives. In accordance with its name, it seems to dwell in bodies of water. In addition, it possesses…]

The Trials of Hercules