Dungeon Battle Royale ~ Since I became a Demon King, I will aim for World Domination - Chapter 131: Reign ①

Ron finds himself reborn in the world of One Piece, stranded on a remote island in the East Blue. But he's not just any ordinary child—he’s bonded to a mysterious sign-in system that grants him powers with every new location he visits.At his first sign-in, he unlocks the legendary Sun Breathing Technique, along with a boost to his vitality. From Shitmotsuki Village to Skypiea, Enies Lobby to Marineford, Ron travels the world, collecting extraordinary rewards that make him a force to be reckoned with. The Raikiri, one of the 21 Great Grade Swords, Armament Haki, Observation Haki, and more fall into his hands.As Ron steps onto the battlefield of Marineford during the legendary Summit War, the mightiest warriors—Four Emperors and Marine Admirals alike—pause, stunned by his presence. But Ron merely waves them off, “Don’t mind me. I’m just passing through.”Join Ron on his journey across the Grand Line as he signs in at iconic locations, growing stronger with every step. This is not just an adventure—it’s a legend in the making.

Due to the mercilessness of a wicked God, the Demon Queen’s Soul is sliced in half, reincarnating twice in her third life! Unfortunately for her, one of her halves reincarnated as a Living Armor inside the depths of a labyrinth!

Reincaranted not as a Living Being, but as a Living Armor, an Undead Ghost inhabiting a set of rusty armor, she will have to survive within the depths of the labyrinth as a Level 1 Monster!

However, as the former Demon Queen, she will destroy each challenge that dares come her way by relearning all the abilities, skills, and spells that she once held as the Sovereign of all Demons while merging them with the unique powers of an Undead!

As she rediscovers her previous life powers and knowledge, she begins to build a Demon Kingdom from zero, gathering strong allies and going against the Nations that had deemed of Demons, Beastmen, and Monsters as unholy existences!

...However, a dark shadow looms on the horizon, creeping slowly towards her future as she unravels the mysteries of the world and the gods that govern it.

And amidst the chaos of her third life, where could her other half had reincarnated?

Ruthless against her enemies, and compassionate towards her people, she shall reform the Heavenly Laws set by the Gods themselves!

This is the story of the weakest Demon Queen, who has sworn to never commit the same mistakes of her previous lives, and now, she will become the strongest!

An exciting action-filled adventure with Sci-fi, Necromancy, Magic, Fights against Gods, and Kingdom Building!

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 France, just entered Versailles, with the identity of the Crown Prince.The only problem was that the reigning king was Louis XVI, and in two years, he’d be “snapped”…Since I couldn’t rely on dear old dad and the ministers, I had to take matters into my own hands to reform France!First, make a bit of easy money to solve the financial crisis that had plagued the nation for hundreds of years.Then give a harsh lesson to those nobles harboring treacherous intentions and plotting to seize power.Next, confiscate the Church’s abundant lands, acquired without lifting a finger.Industry, technology, agriculture, commerce—I will all advance side by side, I, the greatest Crown Prince in France!That year, when the little British struggled with the allied forces at his borders, I simply took over his little island.That year, my sword pointed at all of Europe, the magnificent feat Napoleon didn’t accomplish, I will achieve!!!