This is a world composed of countless overlapping dimensions. Monsters from other worlds constantly break through the boundaries and descend, triggering a disaster known as "Anomalies." Bai Xuan, having traveled here, unexpectedly awakened a "World Book." By completing quests issued by the world, he can gain access to various settings—and by recharging the World Book, he can freely edit character settings and summon legendary beings from other worlds. [Paladin] + [Succubus] = a sworn Succubus Paladin, yet her instincts are uncontrollable! [I Like You So Much] + [Ruby Dragon Egg] = a Ruby Dragon willing to risk the entire world for you! [Fairy] + [?] =... [Fantasy Tentacles] [Supreme Saint] [Lord of Legend] [Judgment] [Magical Girl]... Through a combination of these various settings, Bai Xuan gradually gathers a group of legendary characters capable of shaking the world...

[Various anime/manga crossovers, multiple female characters, Tokyo Ghoul, Detective Conan, High School DxD, Heaven's Lost Property, Jackie Chan Adventures, etc.]

Asagi, Akane, Himawari, Idol Girlfriend?

Regarding the issue of the unconventional world he transmigrated to, Hinata Gen said he didn't care at all. This was a paradise, where all the action and passion could go to hell; it was all about slow-burning daily life and collecting girls.

A video playback system has appeared in Teyvat, and all sorts of high-quality fan art are being uploaded there, including various regrets from the main storyline. What kind of sparks will fly when these appear in Teyvat? (Please submit some fan art!)

Eve's family, the Knight family, specialized in divination and were a renowned family of prophetic wizards in the southern region of the wizarding world. However, they were tragically wiped out in a large-scale interdimensional war, with Eve, a member of the fourth-level wizarding organization, the Emerald Cottage, narrowly escaping death. ...A week later, Eve received a mysterious letter from the Knight family, a letter imbued with the magic of fate, and obtained a special ancestral relic, the "Mysterious Chronicle"—a reward for learning. "Passed the assignment for the Basics of Divination course, obtaining a one-time divination card." "Studied 'The Special Stirring Technique of Witch's Soup,' obtaining the Apprentice-level Witch's Soup recipe." "Briefly studied 'Research Results and Applications of Herbalism,' knowledge points +1"...From then on, the wizarding world gained a cautious and low-key mysterious prophetic witch.

One day, I transmigrated into another world and instantly became the King of the Underworld.

But I was trapped inside the belly of Titan god Cronus—do I just wait for fate to take its course and for my younger brother Zeus to rescue me?

No! That is not the destiny I should have!

The life and death of gods are only a matter of my one thought!

I am Hades, the King of the Underworld—master of death, creator of darkness, ruler of eternal night!

How can I be confined within his belly? Even the strongest Titan god cannot do that!

The moment I regain my freedom, the gears of destiny will start to turn.

"Underworld, I welcome my reign!"

Naoto Yamashita, a failed art student, travels back in time to become a noble Celestial Empire traveler and a high school student in Japan. Here, he discovers his childhood sweetheart, Kusunoko Saiki. His best friend, Sakuta Azusagawa, is also a student at a strange club called the Service Club. Meanwhile, a rising manga artist, Yumeha Ashiroki, is also in the manga world. However, none of this has anything to do with Naoto Yamashita. As he desperately prepares to pay off his thirty-year mortgage—in short, this is the story of an ordinary high school student's ascent to become Japan's top manga artist.

Transmigrating as a thirteen-year-old boy, Li Si finds himself even more tragically trapped as a test subject at the Hydra experimental base. In his despair, the essential cheat code for time travelers appears. He thought he'd reached the pinnacle of his life, but it adheres to the law of conservation of energy and requires energy to operate. Just as Li Si prepares to perish with the world, he stumbles upon a Cosmic Cube and instantly redeems himself with the Fish-Fish Fruit, Mythical Beast, Blue Dragon Form. After destroying the base, he and his fellow inmates embark on this dangerous yet dazzling world... All sorts of fantastical things appear in this perilous Marvel universe!!!

[Not a time travel][No system][Light yuri][Will not enter the harem but the Queen of Ten Thousand Females physique will probably be activated]

One night 16 years ago, a child was taken in by the Tobiichi couple by accident, and everything changed from then on. 16 years later, Kiana, who was originally an ordinary high school student, accidentally learned that her sister Origami Tobiichi's true identity was actually a member of AST because of a space earthquake. Because of this accident, she also learned the identity of her own elf from another personality in her body. The scene five years ago was played out in her mind again. What choice should she make in the end?

This article is not about time travel. Let me repeat, this article is not about time travel, and it has no system. It is just a simple parallel time and space, a previous civilization, a world that may appear if the collapse is solved.

It's basically just a mix of Date A Live and Honkai Impact 3rd, so there are destiny and resilience, but there are none for World Snake. After all, under normal circumstances, there will be no more Honkai Impact 3rd. However, the Paradise of the Past does exist, but it is located in Taixu Mountain, which will be described later.

One more thing, Kiana will never enter the harem, never

[Finally, we do not rule out the possibility of domestic violence on rooftops in the future]

[Slytherin + Grindelwald template + contrast + righteous White Devil + introduction insufficient, please read the main text]

Jacks never expected that the template he awakened would be full of question marks.

[Current template: ??? (30% integrated)]

Only black magic was displayed at the SSS level!

Is this to make him the Dark Lord?

And... what the heck is this orientation correction protection?

Wait, it seems like Jacks has figured something out?

This is just... the Grindelwald template!

...

Many years later.

Born in Slytherin and modeled after Grindelwald, Jax was widely regarded as the new generation of dark magic!

But.

The truth is often the opposite.

Jacks: Please, I'm perfectly honest!