I Transmigrated Twice from the Start: Slaying Demons in Ancient Times

Please Recommend Stories About Slaying Demons and Exorcising Evil

Ancient-style demon-slaying novels with a System.

Ancient-Setting Stories with Brocade-Clad Guards, Demons, and Monsters, Like Corpse Burning. Thanks!

Books With a Golden Finger, Like Those About the Demon Suppression Bureau

An ancient imperial setting, perhaps with the protagonist joining the Six Fan Gate, the Embroidered Uniform Guard, or the Demon Suppression Bureau. It should feature demons and monsters, a domineering protagonist who kills decisively. A villain protagonist is fine too.

Any Stories About the Demon Suppression Bureau or the Embroidered Uniform Guard Fighting Demons?

Preferably with a System.

Looking for Books Set in an Eerie World, Like Those About a Demon-Suppression Bureau! Eerie, Not Ghostly!

Looking for books like Starting by Castrating Myself: I Can See Hidden Information. Set in a strange world of mutation and cultivation, with the protagonist in an organization like the Demon-Slaying Bureau, practicing bizarre mutation-based techniques.

Evil Spirits, Body Tempering, and the Imperial Court