[A long-time Doraemon fan, a childhood memory, no system, multiple female leads, theatrical version]

[The plot features a lot of fan-made and original elements, but the main storyline remains the same. Join Doraemon on his grand adventure!]

High school student Chu Mushan is reborn as Dekisugi from Doraemon. Before he can even experience a leisurely daily life, he is transported to 13th-century Europe by a time warp.

WTF! Director, this script is wrong! Let me go back!

He had resigned himself to his fate, but he found that things were not as simple as he had imagined, looking at the proud blonde girl in front of him.

Chu Mushan scratched her head and muttered to herself, "Is this—the movie?!"

The synopsis is insufficient; please proceed to the main text. I hope you enjoy it. I'll strive to bring you forty-five unique theatrical adventures, and everything awaits you to unlock!

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.

Yellow-haired, cute little yellow-haired boy Naruto Uzumaki has awakened! To hell with saving the world! Let whoever wants to go first, let the tall guys hold up the sky if it falls. He's just a little yellow-haired boy, a cute little boy, so he should do what a little yellow-haired boy should do.

What bad luck! I choked to death after drinking a sip of warm water and traveled to this upside-down world!

What is upside down? It means that in a world where women are the mainstream, the attributes of men and women are reversed!

He thought he would live an ordinary life, but on the day of his high school graduation, a thing called the Sprite took him to a dimensional chat world that connected the heavens, changing his original life trajectory.

Yan Shuangying: How can someone like you change...

Xiao Yan: Thirty years on the east side of the river, thirty years on the west side of the river...

Spider-girl Shiraori: I...I...

Komon Ikki: Light is a bond...

Aqua: Hahahaha…

Kato Megumi: Oh my, I didn't expect that my presence is still so low here, I am inaction...

Ye Wuwei: ...The introduction is weak, please read the main text!

Realization of fantasy is the ability to make the things firmly described in the mind become reality and create something out of nothing. Through the form of imagination, the ability to create natural phenomena, physical phenomena, man-made objects, divine creations... out of thin air.

Subordinate manifestation: Magic Universal Strategy Book, Rule Breaker, haunted by evil spirits;

Intermediate manifestation: Gae·Bolg, Backlight Sword, Teigu Shangri-La;

Superior manifestation: Excalibur, the Lock of Heaven, Lord Camelot, Emperor Keke, Cage Hand of the Sekiryuutei;

Athena's Holy Cloth, God's Power, Simulated Star Chart...Excalibur+Sekiryuutei's Cage Hand, Twelve Trials+Eight Gate Armor...Yueluo? That’s okay too!

Note: The plot of FGO comes later. (This story and characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.)

Xu Qing was an ordinary college student who unexpectedly became bound to a system.

With each world I travel to, a new system will awaken.

I can say to everyone with my hand on my heart: My current strength is entirely due to my own hard work!

[Host detected entering the Naruto world. Awakened talent: Infinite Chakra!]

[Host detected entering the One Piece world. Awakened talent: Haki Master!]

[Host detected entering the Dragon Ball world. Awakened talent: Warrior race bloodline!]

[Host detected entering the One-Punch Man world. Awakened talent: Limiter removed!]

Naruto: Big Brother's Rasengan is ten thousand times stronger than mine!

Luffy: He's more like the man who's going to become the Pirate King than I am!

Goku: I've finally found an opponent who can fight me with all my might!

Saitama: This guy... is balder than me... no, he's stronger than me!

When Lin Mo woke up, she found herself transported to the world of "Puella Magi Madoka Magica".

The only cheat code was the game that mutated due to the time travel—it became a mysterious system that could load "character templates".

[Initial Character: Madoka Kaname (Magical Girl) Kyubey]

The protagonist travels to Uncle Nine's world and joins a chat group. It's just that the members are all little brats: the beast-milk-loving Emperor Desolate, Kanna, the dragon maid from the Krillin family! Magical Girl Sakura, Nezha the Magic Pill, Tushan Susu, Haibara Ai (??? Is this considered a cub???), Xiaoyu from Jackie Chan's Adventures, and Son Goku from Dragon Ball...