Academy City. A magical city with a population of 2.3 million, filled with countless individuals possessing extraordinary abilities. Standing at the pinnacle of that city are true monsters. The first, Accelerator. The pinnacle of existence, possessing the strongest and most evil ability to truly control the direction of all energy, the strongest and most all-powerful monster in Academy City. He will face encounters with countless worlds that transcend time and dimensions. This is a world where countless imaginative beings converge, a world of magic, a world of technology, and all sorts of people and things will mingle within it. And then, the first will experience all of this firsthand. "—Interesting, then let me see how your so-called justice actually works, heroes?" Accelerator, who has degraded himself to a villain, the most vicious and evil anti-hero, what kind of encounters will he encounter on this journey beyond dimensions? The strongest and most evil one-way dark hero awakens here. A crossover anime/manga fanfiction, the protagonist is Accelerator from the original work, striving to recreate the feel of the original A Certain Magical Index.

Transmigrating and immediately stumbling upon the Third Shinobi World War? A hellish start! To make matters worse, his identity is that of the Uchiha clan, which is destined to be wiped out in a few years?

Just when I was giving up and waiting to die, the system told me that I had memories of my past life and a [troop production system]!

Suspicion from Konoha's higher-ups? Danzo Shimura's conspiracy? Itachi Uchiha's executioner's blade? No! This so-called "Night of the Clan Massacre" is merely the perfect sacrifice for my ascension to the throne!

Konoha? Too small. The ninja world? Just the beginning.

The rules of the ninja world must be rewritten. I will take control of life and death in the name of the Uchiha and amass billions of soldiers.

From this day forward, I will stand at the top.

Telekinesis, extrasensory perception, hallucinations... An accident during an experiment brought Subject 11 to the world of Fairy Tail. ... "So, am I a psychic or a mage now?" Elivin pondered this pointless question, clutching his head. —————————————————————— No cheat codes, no system, no One Piece or Naruto cameos, just pure Fairy Tail fanfiction. I wanted to write a heartwarming and enjoyable Fairy Tail story. PS: I'm really bad at writing synopses, so check the comments if you're really struggling!

Arriving in the Naruto world, Hyuga Gen contracted the Byakugan bloodline disease from a broken moon core, becoming a notorious sickly child. To survive, he set his sights on the Root, hidden deep beneath Konoha... Hiruzen Sarutobi: As long as this sickly child lives, Konoha is safe. Danzo: That damned sickly child, he's fleecing me again! Orochimaru: Why is this sickly child causing trouble every day using my name? Akatsuki: How can my plan proceed if this sickly child doesn't die? They fear me, revere me, obey me. They call me the White Moon of Konoha, the controller of the Moon Land, the Lord of the True Moon. My name is Hyuga Gen. Anyone who dares to defy me, take my Moon Wheel Reincarnation Explosion first!

[Adventures in the Roger Era] + [Gunslinger] + [Pure Devil Fruit Development] + [No System] + [Unchanged Power Levels]

Darrow travels to the world of One Piece and becomes the younger brother of Roger's wife Rouge. Fortunately, Roger has not yet conquered the Grand Line, so Darrow still has time to change his sister's tragic future.

With the power of the Compression Fruit and his innate Observation Haki, Dead Eye, Darrow grew step by step and made a name for himself on the high seas, writing his own legend in an era where heroes like Roger, Rocks, and Whitebeard rose to prominence.

The story begins with the crew's adventures (partially original storyline + extensive references to the old era in the manga), and after Roger's death, they become one of the Four Emperors and vie for supremacy.

[The strongest gunslinger] + [The most imaginative fruit development]

"An Eye Demon...it should be covered in eyeballs, right?" Ji Hui touched his face, only able to find two of his own eyes. An Eye Demon should be the kind of monster that terrifies even adults, right? Looking at the cashier girl's sweet smile, Ji Hui smiled back. An Eye Demon should be the kind with deformed, grotesque appearances, the kind that are indescribable, right? Looking at the perfectly normal young man in the mirror, a question mark popped into Ji Hui's head. An Eye Demon should be the kind that can shoot lasers from its eyes, or have the ability to mentally corrupt its targets, right? Looking at the group of magical girls slumped on the ground, their faces dazed, Ji Hui couldn't help but rub his chin slightly. "Something about this Eye Demon's ability is a bit off..."

"I am Amatsuki Susumei, my profession is Shinigami." He is a Shinigami who survived the first Gotei 13. A close friend of Kirinji Tenjiro, and a shinigami enthusiast. Infiltrating the first Gotei 13, Amatsuki Susumei unleashed his instincts. For victory, to surpass Yamamoto Shigekuni, to surpass Aizen Sosuke, to surpass the Zero Division, to surpass Yhwach, and even, to surpass the Soul King! He must trample everything underfoot! "Toukai, immortal! Unohana Yachiru! Come and fight!" Amatsuki Susumei raised his Zanpakuto and declared.

When despair envelopes the world, no matter how people call, the world remains chaotic and crazy, and people pray for the arrival of light.

Until a beam of light broke through the darkness.

——————

A traditional Cthulhu mythology background.

The protagonist is transformed into Ultraman through the system created by Hikari.

[Wandering Witch Fanfiction] [Multiple Heroines] [Yuri/Yuri] [Refreshing Read] [No Toxic Elements] [Guaranteed to be Enjoyable]

I've time-traveled? Oh my god, I've time-traveled! Why have I become a girl with long, straight blue hair?

So this is the world of Witch's Journey? That's interesting...

The only melee witch, whose physical strength alone is enough to insult the entire world, possessing combat abilities surpassing all other witches.

Traveling is all about getting food, of course. As for conspiracies and tricks, Irene is too weak for you to care about. If you run into me, Chao Yun Shiliu, I'll definitely knock your head off and let you eat some black-shelled eggs before you make your way out.

"So... what should we eat next?"

"Will Saya steal Elena from me? Saya is mine too!"

Having transmigrated to the world of Fairy Tail, the protagonist gains the power of words; each letter contains immense strength. B – blaze, F – frozen, P – power… Relying on the abilities granted by words, the protagonist advances on the path to becoming the strongest mage!