I Can Impersonate the Big Shots of All Worlds

Any Anime-Inspired Infinite-Flow Novels?

Anime crossover stories with an infinite-flow setting.

An Overpowered Protagonist Travels Through the Myriad Worlds

No anime-related stories. Anything else is fine.

Any Novels About Transmigrating into a System?

The protagonist is a System.

A Male Lead Who Possesses Someone, Like Venom

The male protagonist possesses someone, like Venom.

In the Myriad Worlds, Super God Academy Takes in Rose, Qilin, Lena, and Morgana

Are There Any Stories Where the Host Is More Powerful Than the System from the Start?

The kind where you get a sign-in for a Heavenly Dao physique from the start.

The Protagonist Starts Out Invincible and Joins a Chat Group

I've become invincible, and you're all trash.

Any Books Where the Hero Transmigrates Into Battle Through the Heavens from the Start?

Good read.

Urban Stories with a System and Travel Between Worlds, No Government Involvement

The main setting should be a modern city, with a System that lets the protagonist transmigrate between planes, including anime, novels, movies, TV shows, and games. Preferably, no government agencies involved.

When One Transmigrator Meets Another

Defile My Anime and Xuanhuan, and I'll Slay You in Any Book

Tomb-Raiding Livestream: Villains, Naruto Battles, Chong Er, the Apocalypse, Battle Through the Heavens, and the Three Kingdoms Continent

The title doesn’t mean anything. I suggest you check out the books I recommend.