[Endless battles, sea supremacy, aim for the strongest]

If Blackbeard had taken Luffy's Nika Devil Fruit, Ace had been rescued, and Whitebeard hadn't died at Marineford, what would the future of the world have been like?

On the eve of the summit, an unlucky soul who had traveled from another world was devoured and merged with Douglas Barrett.

The lives of the devil's heirs took a different turn from that point on.

"The Paramecia-type Fusion Fruit allows the user to arrange and combine any object, causing them to fuse. It can also fuse any inorganic matter it touches with its own body to create desired transformations!"

Cells can arrange and combine to become ultimate life forms, ever-changing!

The arrangement and combination of matter—this world is a sandbox game in your hands, and you are the creator!

Microscopic particles arrange and combine, hand-crafted nuclear fusion, devastating the world!

Impel Down is in chaos, a mad dragon emerges from the abyss, turning the entire Deepsea Impel Down into a ship to fight on the summit!

In the Marineford War, a Gundam was launched, and Marineford was sunk with a single shot!

In the new world, we will conquer all and let the name of the Demon God resound throughout the seas!

Hirakawa Seisui, a transmigrator reborn into Konoha. In the ninja world, where bloodlines reign supreme, he was merely a commoner ninja, destined to be cannon fodder on the battlefield. However, fate intervened; he activated the Medical Ninja System. Good news: the system boosted his medical ninjutsu talent to the highest level, making him a Primordial Healing Body. Bad news: it only enhanced his medical ninjutsu talent; on the battlefield, he was still just cannon fodder. "What a piece of trash system! If other transmigrators told me, they'd look down on me, thinking I can't afford a good system." [Completed healing Uchiha Mikoto, reward: one golden magic orb.] [Congratulations on obtaining a magic orb.]

[Multiple Heroines][No Female Characters Given Away][Infinite Flow][Brainless Thrilling Novel] Si Yu, transmigrated into an experimental subject with only five years to live, one day encounters a girl with turquoise twin tails—"Welcome to the Dimensional Game! Anything is possible here. Go to the infinite dimensions and find a way to extend your life!" [System Notification: Player Ability Acquisition in Progress—Acquired Ability, Word Power·Consciousness] "Word Power·Consciousness can change the target's mind through language..."—Si Yu looks at the girl in front of her, who claims to be the Guide, Hatsune Miku. "Hatsune..." Indeed, anything is possible. —World Order: ① Black Beast ② Madoka Magica ③ Detective Conan ④ Azur Lane ⑤ Honkai Impact 3 ⑥ Fate/Zero—[This story is purely fictional. Any resemblance to actual persons, living or dead, or actual events is purely coincidental.]

Li Yi transmigrated, and even transmigrated to the Naruto world.

Fortunately, when Li Yi traveled through the time-space tunnel, he obtained the Flame-Flame Fruit and Ryujin Jakka, which gave him the means to establish himself in the ninja world.

Madara Uchiha: "Kid, do you want to dance too?"

Li Yi: "All things return to ashes. Flowing blade like fire!"

Madara Uchiha coughed up blood: "Kid, I acknowledge you as the strongest Fire Release user!"

[Rimuru fanfiction + comedy + invincible + system + plot without lowering intelligence]

One by one, burly green figures emerged from the goblin village, and the leader was none other than…

Fiery Goblin? Frost Goblin? Blazing Goblin?

If the old leader of the Fang Wolf Clan hadn't been Ga, perhaps he would have been a figure comparable to Ranga?

The leader of the Fang Wolf Clan, who possesses the blood of a dragon, has arrived!

Purify the water source of the swamp.

The newly crowned Demon King! Shen Qinglian! Reporting for Duty!

The largest fish resource area has been born: Tianyuan Lake!

Another World Aquatic Products Co., Ltd. is established!

If Jingjiang hadn't passed away...

YYYY! Rimuru!

Can you two please stop showing off your love?! ヽ(≧Д≦)ﾉ

What if the Great Demon Clan hadn't been wiped out? What would that have been like?

Beneath the walls of the Kingdom of Falmus, hundreds of terrifying Oni-men stood guard!

What if the misguided pig-headed demon king were to get back on the right track?

An army of 300,000 pigmen has besieged the city!

I punched Klayman and kicked Grumid, I am Jiang Xiaoyu! I hereby declare!

Demon Kingdom Federation!

The Federal State of Termpers is officially established!

[Jujutsu Kaisen + Original Storyline + Earlier Timeline + Gojo Satoru's High School Years + Multiple Dojutsu + Rinnegan + Resolving Some Loopholes from the Original Work + Dream Master]

Dongfang Hao transmigrates to the world of Jujutsu Returns to War, awakening the Mangekyou Sharingan at the start, which contains multiple eye techniques: Amaterasu, Kagutsuchi, Kamui, and Tsukuyomi.

His arrival brought an unprecedented boom to the world of sorcery.

During my time at a vocational college.

Gojo Satoru: "I never imagined that besides my six eyes, there would be someone else in this world with a pair of special eyes!"

Xia Youjie: "Because you are Dongfang Hao, you are the strongest. Or is it that you are the strongest, and that is why you are Dongfang Hao?"

Lu Suo: "One Six-Eyed was enough for me, and now there's another one, Dongfang Hao!"

Rime: "Lord Sukuna, you said you would win, didn't you?"

...

The introduction is insufficient; please read the main text.

[Overlord] [Casual Player] [Not the Great Tomb of Nazarick] [Establishing a Power] Transmigrated to the other world of Overlord, becoming a small, indigenous human—such a disastrous start is utterly despairing! You see, this world is about to welcome Ainz, the Undead King, who has transmigrated with a max-level account in the virtual game Yggdrasil, along with numerous max-level NPCs and an entire massive guild headquarters loyal to him. They view humans as inferior beings, toying with them at will. At best, they rule them; at worst, they massacre cities and destroy nations, leaving ruins in their wake! Fortunately! Transmigrators never give up! Villard gained access to the game Yggdrasil—a cheat code for virtual games invading reality! For twelve years, Villard worked like a diligent bee, frantically leveling up in the game while simultaneously scavenging everything useful. From the highest-level world-class items to the background grass in the game, everything became his power! Fighting against the Great Tomb of Nazarick—it's our duty!!!

Xingxuan unexpectedly becomes bound to a system in a supermarket, receiving a newbie gift pack (Spirit Spring Space + Saiyan Bloodline). After activating his bloodline and becoming familiar with the space, he embarks on a journey of transmigration: completing "Unresolved Stories" in over 40 planes, learning skills, upgrading his space and bloodline, collecting local specialties, and growing from an ordinary person into a powerful transdimensional being.

It is expected that the characters will travel to the worlds of Naruto, Pokémon, Cardcaptor Sakura, Detective Conan, Mr. Zombie, Ultraman, the ancient Qin Dynasty, Transformers, Marvel, One Piece, Journey to the West, Dragon Ball, the prehistoric world, and future technological worlds.

(The main character will have a female form; please refrain from criticism if you dislike this.)

(I'll try to stay true to the original story as much as possible. If it differs from the original, consider it my own creation.)

(This book has been changed to a single volume titled "Date A Live".)

A door connects two worlds. Xu Mo unexpectedly arrives in the world of Date A Live, becoming the manager of a coffee shop and obtaining a magical ledger. He initially just wanted to live an ordinary life in this world, but...

A modern-day beauty, Lu Yue, is transported to the world of One Piece. A story of freedom and adventure unfolds, and she decides that since she's here, she's determined to make a name for herself. Who says women are inferior to men? She'll become the new queen of this world!

At the start, you gain access to the system's power, receive a beginner's gift pack, Greeza's power template, and awaken three types of Haki.

At the same time, her identity is also quite extraordinary.

Recruiting crew members from the original One Piece world, including Kuina, Carmen, Kaya, Nojiko, and Uta, who did not die.

The summoned companions from another world are Galactron MK2, Platinum Rumble, Asada Shino, Tatsumaki, Dia, Lilimon, and Diancie.

All-new power, and even original partners, are here.

Starting from the East Blue, defeat all enemies, become the fifth Emperor of the Sea, crush the Marines, destroy the Celestial Dragons, punch the Five Elders and Im, and finally dominate the pirate world.

To become a world queen admired and worshipped by thousands.

Red-Haired Shanks: "The Sister Pirates? How interesting. Uta is all yours then."

Usopp, Sanji, and Nami: "Kaya/Carmen/Sister, what's wrong with you...!?"

Vegapunk: "I'm shocked. My research abilities are no match for a teenage girl."

Sengoku: "Why is this pirate crew, composed entirely of women, so strong?"

Garp: "You're his granddaughter, aren't you?"

Luffy breathed a sigh of relief: "Thank goodness, Rosamund Kwan isn't going to steal my title as Pirate King."

Among the Five Elders, Im cried out in despair, "Can anyone tell us how to fight the Void?"