Li Ke was reborn on Whale Island, acquiring the Plundering Ability System. He continuously plundered, stacked, synthesized, and upgraded abilities! Starting as a fishmonger on Whale Island, he killed countless fish over ten years! [Great Strength] (White) accumulated 100,000 times, upgrading to [Godslayer Power] (Black); [Weak Poison] (White) accumulated 100,000 times, upgrading to [Calamity Poison] (Black); [Weakness] (White) accumulated 100,000 times, upgrading to [World-Destroying Thunder] (Black)... When Li Ke left Whale Island and entered the Hunter Tournament: Hisoka: I admit, a ripe fruit can sometimes be deadly. Netero: We old guys have been eliminated by this era! The dying Chimera Ant King: You must have used your full strength, right? Li Ke. The world's strongest, all six Nen types at their maximum, the strongest human, Embossed...

A fanfic about Hunter x Hunter transmigrates to the Hunter x Hunter world, carrying the martial arts legacy of the "Sword of Wind and Cloud Technique." After two years of arduous training, he finally emerges from seclusion, vowing to challenge all the strong fighters of this world. However, upon arriving at the Heavens Arena, he discovers he's been so focused on martial arts that he's forgotten how to read… Hisoka: "I… don't really want to fight him." Bisky: "In his presence, I feel like my 57 years of martial arts life have been wasted." Netero: "So I've never truly reached the pinnacle of martial arts…" It's time to deliver a real martial arts shock to these guys!

Roy travels to a Marvel Universe without mutants and awakens a mutant gacha system.

By loading the drawn cards, you can gain all the abilities of the card character.

Professor X, Magneto, Phoenix, Cyclops, Storm, Mystique, Wolverine, Iceman, Black King, White Queen, Scarlet Devil, Apocalypse, Scarlet Witch, Quicksilver, Legion, Vulcan, Franklin Richards...

Many years later.

Roy, now a Super Omega-level mutant, looked at the multiverse he had created with his own hands and slowly said, "Creating a multiverse isn't that difficult."

...

PS: Super Omega is a classification that has appeared in comics. Vulcan and Franklin Richards were both rated as Super Omega.