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

It was far-fetched, to say the least, to the three adventurers as Brunhilde whispered to her companions, accusing the beastman of having lost whatever sanity he may have had before coming down there. Such a thing was hard to deny, though the mind of the bear seemed intact.

"Just over here now," Belo guided, "My camp is close."

It wasn't visible until Gaston took a few more strides, finding himself staring into the mouth of a pitch-black cavern.

Stepping through the entrance last, the bandana-wearing youth felt a warm sensation brush over his body as a hum resonated against his eardrums. It was only for a split-second that his entire body was left inanimate before being able to press his boot down.

"Woah," Gaston muttered to himself, shuttering for a moment.

"A bound barrier? That's some old magecraft there," Attila noted as he looked around.

Invictus of Hercules