The Devil Does Not Need to Be Defeated - Chapter 549: The Dark Elf’s Predicament

To save the hopeless Dark Fantasy World, I held back my tears and destroyed the world, then killed the Demon King and returned.

Now, I’m trying to save the world using the ‘System’ I gained as the ‘Regressor’s Privilege’… but the Main Heroines have also awakened their memories of the previous timeline.

God damnit.

You say you know about pain? To feel this sort of hunger... for your body to never be satisfied... your mind crazed by endless thoughts of satisfaction. To gaze upon the stars and know that it’s not enough, That is pain. Now you stand before me and I truly question myself. are you enough.He sought a cure for his power. Now, he'll use it to consume a world.At six years old, Dax's life ended. His trait, [Insatiable Hunger], awakened—a curse that promised only madness and an empty stomach. After two years of torment, he found his answer: [Synthesis], the power to integrate anything he touched.Four centuries of research later, known across galaxies as the Black Researcher, he finally achieved his goal. And in that moment of triumph, he exploded.Reborn in a brutal realm of cults and crumbling gods, Dax finds himself weak, but free. His Hunger is quiet, his Synthesis intact. The local gods think him a pawn. The cults see him as a sacrifice.They are all gravely mistaken.Dax sees this world for what it is: a Petri dish. His new traits are the ultimate research tools. His goal is no longer mere survival, but the answer to a new, thrilling question: Can a man who was once devoured by his own power, now learn to devour divinity itself?

Crossing into the world of Naruto, and acquiring the One Piece system, with all the powers of the world of One Piece, swordsmanship, devil fruit, domineering.

-Do you think that your fire is very powerful? I have the burning fruit.

-Do you think that your thunder is very powerful? I have a thundering fruit.

-Do you think that your otter is very powerful? I have the frozen fruit.

-Did you said you want to die? Don’t worry, I also have a nickname: Death Doctor.

- Description from Novelupdates

Riven was nothing but a powerless runt until necromancers razed his village and butchered his sister before his eyes. As his blood soaked the dirt, his Sigil ignited, granting him a gift. He can die and reform, a cycle that resets with every rank he climbs.But fate wasn’t done screwing him.In the catacombs beneath the ruins, he found the Death Ledger—a death contract that bound him against his will to hunt those who’ve cheated death across dimensions. Historical legendary heroes and villains.From the noble King Arthur to the conqueror Genghis Khan and the fabled king of Uruk, Gilgamesh, together with Ivan the Terrible and Vlad the Impaler.Every mission is a gamble. Fail once, and the Ledger brands him a death-cheater, turning him into prey for the same immortal fugitives he hunts. And the reward? He gets to keep them as his undead summons.His enemies will not stop coming. They want the Ledger, the Sigil, his power. To survive, he will wield death itself, growing stronger with every soul he claims, because in a world this savage, only the relentless rise.[-Congratulations, you have successfully killed Alexander the Great and claimed him as your summon...you can start on the path of evolution-] The words, scrawled in blood, burned across the page of the Death Ledger.