Failed Takeoff: Starting as Ren Woxing, I Devour the Heavens

I've Been Enjoying Stories That Travel Through the Myriad Worlds, but Can't Find Any Good Ones

Any stories that start in the world of Jin Yong, then move on to Uncle Nine, Strange Tales from a Chinese Studio, xianxia, and the primordial wilderness?

Dark Novels with a Selfish, Self-serving Protagonist Who Deliberately Causes Disasters and Harms Others

Looking for books like Supernatural Revival: Starting Out by Controlling a Mirage.

Ruthless, Highly Intelligent, Not a Goody-Goody, and No Harem

Preferably completed and long. I've run out of things to read, so please, fellow readers, share your recommendations.

An Invincible Story With a Smart Protagonist Who Kills Decisively, Isn't a Do-Gooder, and Doesn't Meddle

No Heroine, Utterly Rational, Scheming Against Everything in the World, Cold and Merciless

No matter whether it's family, friendship, or love, he feels no excess emotion. He sees everyone as a pawn, and his madness and twisted nature are tempered by an extremely cool, rational mind. Absolutely no female lead.

The Protagonist Creates His Own Path, and Everyone Who Cultivates It Provides Him With Resources

Invincible Protagonist Meets Myriad-Worlds Travel

Looking for something like "Infinite Transmigration: I'm Invincible, Do As You Please".

Infinite-Flow, Lone Wolf, Everyone Except the Protagonist Dies!!!!!!!!!

Looking for books like [Murder Game] I Want to Survive. Infinite-flow stories where everyone except the protagonist dies in every instance. A lone wolf! Any gender is fine! The golden finger shouldn't be too powerful!!!

Invincible, Thrilling, and Satisfying: Novels Where the Protagonist Never Suffers

Looking for books like My Wonderful Customer.

Any Wuxia Stories With a Villain Protagonist?

A Dark, Decisive, Ruthless Protagonist Who Looks Out Only for Himself

Do not recommend anything with dumbed-down characters or endless dragging.

Decisive Protagonists Who Love to Wear Their Hearts on Their Sleeves Around Their Enemies

Are there any books that really, truly keep the killing going from beginning to end and are still good? \(//∇//)\

Wuxia, Building a Faction, Darker Tone, With a System

Wuxia, building a faction, somewhat dark, with a System

Dark Protagonist, Ruthless and Merciless, No Goody-Two-Shoes

Something like Gu Zhenren.