One Piece : Brotherhood - Chapter 160

In 2040, The Earth was bathed in powerful radiation when a star went supernova, this radiation granted 50% of humans superhuman abilities but also created a nightmare for them as animals, insects, and carnivorous plants were mutated and became overpowered with intelligence, human started teetering on the brink of survival, a boy with no powers and no father, with a mother in a coma, seems destined for obscurity, but one night changed his life, with a new found hope to cure his mum from the everlasting sleep—Gene Elixir— he went on on a journey that would reshape his destiny...~Voracious Sovereign... Gene Devourer...Pray you won't be devoured by this power you wield which hunger is insatiable~~You call yourself an opportunist... But... you aren't free. A hungry man is not a free man...~

In a world transformed by spiritual energy, Kent, an underdog with an F-rank physique, gains the mysterious SSS-Rank Cultivation System. With the ability to copy and combine powers, he begins his journey to rise from the bottom.By his side is Nima, his sharp-witted younger sister with a rare Soulbinding ability, making her a prodigy. Together, they navigate a world filled with evolving beasts, ancient ruins, and hidden dangers.As they uncover the mysteries of the Emerald Vein and face powerful factions like Nexus, Kent must master his fire-based abilities to protect his sister and rise to power.Can they survive the chaos and claim their destiny? Find out in *Infinite Ascension: My SSS-Rank Cultivation System Made Me Too OP in Modern World!*WSA 2025 Contest.