[Apocalypse + Heroine + Natural Disaster + System + Superpowers + Building Power] A crossover anime world, apocalyptic rewards. Xia Yu awakens a heroine encyclopedia system; collecting heroines makes him stronger. While others starve, Xia Yu feasts on delicacies every day. While others struggle to survive, Xia Yu is surrounded by heroines. [Yukino Yukinoshita: Evil Xia-kun, is this imprisonment game fun?] [Saya Takagi: You bastard, I don't like this feeling!] [Eriri: Baka! I, I don't like you!] [Chizuru Shiina: I've already turned into Xia-kun's shape!] ...

In the emerald forest, you met a girl as flawless as a fairy, eyes as pure as the sky. A distant dawn, a slanting spring breeze, an emerald forest, flowers blown by the wind. And most importantly, a lovely girl. You brought the girl back to your home to grow up together, but found that she seemed to ignore you a little too much. On the way to your birthday, you met Wei Erwei, who was clearly talented but unable to use her talents. "Ah... If one day, Jiang Cheng's gentleness disappears without a trace, just like in the novels... I will die." You parted ways with Alicia and embarked on a new life. You never saw that flawless girl again. Until a disaster suddenly struck, destroying everything you had, but just before you died, you saw the stars flash by. "Hello." "Goodbye." "—Alica." Jiang Cheng, whose tragedy had shattered everything, looked at Kiana and Alicia sitting next to him. "You are also simulating."

"A Certain Magical Index, A Certain Magical Index, who is the strongest person in the world?" "@＃￥%*！..." [Mahoutsukai no Yoru → The Fourth Cup War → Re:Zero → High School DxD → Gensokyo → Little Garden → Cinderella → Type-Moon → No Game No Life (Prequel) → A Certain Magical Index] [Xia Mo]

Ye You travels through "Date a Live" and becomes a male elf, and the beautiful girl Gokawa Shiori wants to capture him. Meanwhile, he's invited to join the Dimension Chat Room. Everyone in the chat room is full of opinionated individuals. Grand Assassin Kato Megumi: "King Hassan says that perfect stealth is achieved by killing everyone you see, but I'm not entirely convinced." Nanoha: "@Akami Homura, Witch's Night? I'll go help you." Dr. Roman touches the Greater Holy Grail: "Magic☆Meli exists" (a look of affirmation). "Chiba's Fallen Holy Black Cat" descends upon Mondstadt to confront the Queen of Judgment in the Pure Land of the Night. Ye You records Fischl's voice and gives it to Fu Hua, revealing his past memory loss. Bronya chases Ye You on a motorcycle, seething with anger: "What did Seele mean by taking on your form?" Ye You shrugs and smiles, "The higher the dimensional disturbance value, the more powerful the chat room becomes. The happier we become!" In short, it's all about stirring up trouble.

Morpheus, who had traveled to the world of "A Certain Magical Index," was still sorting out the mess left by an evil magic society when he was caught in a space-time turbulence and transported to the world of Type-Moon. He was reborn as a baby, adopted by the Macremis family, and Bazette's younger brother. As he prepared to fight the Fifth Holy Grail War, he discovered that this world was actually the FGO world, where the Fifth War had never existed. So, for the sake of world peace and to once again pursue the ultimate secrets of magic and become a demon god, Morpheus Fraga Macremis, a golden-type magician, embarked on a journey to save humanity.

[You were born as the son of the humble king Vortigern] [You pulled the sword from the stone, but thrust it back in, the blade emitting a clanging cry] [You promoted farming, popularized education, and abolished the nobility. The knights reviled you as "the son of the ominous white dragon"] [You sacrificed Vortigern, gathered the remaining flames of the last days of the Age of Gods, and launched a final assault on the Inner Sea of ​​Stars]... [Your wife and daughter died at the hands of Ares...] [You took up the demonic sword Aatrox] [You burned the Temple of Olympus]... The wheels of the carriage rolled over...

After traveling through time and space and becoming a Fader, he broke through the borderland and brought the petite Lani with him to the world of anime again. Here, the King of Elden began his new life.

[Starry Sky Railway] [Funny and entertaining] [Multiple female leads] [No system but invincible]

Xu Zixuan travels through the Collapsed Iron City.

Bad news: I've only just transmigrated here, and I've already attracted the attention of a robot-headed guy, a peeping tom, and a fun-loving guy.

Machine Head (Bo Shi Zun): A being from outer space, possibly from a world beyond the Tree of Imaginary Numbers.

Voyeur (Fu Li): Unable to see the other person's memories, secretly hides away.

Laughing Person (Aha): Aha, this is really fun, let's go.

Good news, Ahabah has made a move.

Xu Zixuan crashed directly in front of Kafka and Silver Wolf, who were doing bad things at the Black Tower Space Station.

Kafka: (Word of Power) Listen to me...

Xu Zixuan: Mom! I'll do whatever you say?

Kafka: ?

Silver Wolf: The vessel is ready, you decide!

...

Seimei woke up to find himself transported to a world of anime and manga. Good news: he was also bound to a system essential for any transmigrator. Bad news: this world wasn't just infested with evil spirits and monsters, but also with various urban legends, like the Slit-Mouthed Woman, Sadako, Kayako, and Hanako in the Toilet… However, thankfully, after binding with the system, Seimei became a legendary Onmyoji. He not only possessed powerful abilities but could also summon various shikigami to fight for him! His goal was to become the strongest Onmyoji and, at the same time, build a grand empire! …Yotsuya Miko: I only feel safe when I'm by Seimei-sensei's side. Ebina Nana: Seimei-sensei, please don't do this here… um… Kasumigaoka Utaha: Hmm~ Seimei-kun, do you prefer white or black? Nakiri Erina: Now it's my turn to taste you. Kirigaya Suguha, Asuna, Shinomiya Kaguya, Fujiwara Chika, Eriri, Suoh Yuki…

[Original world, invincible debt-ridden protagonist, with elements from film, animation, games, and novels]

Good news! Natsume has traveled through time!

Bad news! I was cursed after transmigrating and only have three days to live!

Good news, he awakened the Debt King talent because of the curse.

The bad news is that even if one awakens their talent, it will be difficult to lift the curse within three days.

Good news! The Multiverse Chat Group is here! He can borrow money from group members to solve the curse problem.

The bad news is that the group members aren't stupid; it won't be easy to get help from them.

Tony Stark: "Have you ever seen a magical Iron Man, wearing an Iron Man suit, opening portals to teleport and fight?"

Daigo Masakado: "Is it alright if I put armor on Tiga to prevent him from getting hurt?"

Alicia: "Natsume, quickly turn into a beautiful girl and make me happy."

Kiana Kaslana: "Natsume, come to the moon and cover my shift. I want to go shopping with Mei on Earth."

Dante: "Natsume, to maintain the tradition of the Spartan bloodline, we must be stabbed before the war begins."

Morax: "In general terms, I should be able to smash that island into the sea with one Starburst."

······

Watch as Natsume, with the help of his friends, enjoys himself in his own world while also making up for those regrettable regrets in their world.