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Jax A. River
Progression fantasy and LitRPG with boots-on-the-ground stakes: systems, settlements, and stubborn people building something worth defending.
About Jax A. River
Jax A. River writes progression fantasy and LitRPG with the stakes kept at ground level: systems worth mastering, settlements worth defending, and stubborn people doing unglamorous work to build something that lasts. The numbers matter, but the reason to keep levelling is always someone rather than something. Expect earned power curves, frontier grit, and communities that feel lived-in. Jax A. River is a pen name of Centuria Books LLC, an independent publisher with a transparent, disclosed AI-assisted process behind a human editorial hand.
Writes: Progression Fantasy, LitRPG, Fantasy, Weird Western · Publisher: Centuria Books LLC · Contact: admin@centuriabooks.com
Newest release
Manifest Destiny: A Texan Crusade
Texas gets isekai’d—so one stubborn man and his dog decide to build a republic one bloody mile of road at a time.Start here
Book one of each series.
Hell Took My Dog: An Ecchi Harem LitRPG Adventure
Hell murdered Cal Knox’s dog. Then it offered him a class.
Nice Body, Wrong Loadout: The System Gave Me Curves and a Life-Stealing Tank Build
Chad Baconizer died chasing half a point of jawline. The gods sent him to a fantasy world in a stunning female body, then handed him the worst class…
I Became an Angel and Accidentally Started a Church
Trevor Dwyer promised he could carry any raid. Heaven answers by giving him a halo, wings, and the tiny, beautiful body of a newly forged angel.
I Became an Angel and Deliberately Started a Cult
Heaven gave Trevor Dwyer admin privileges. This was a mistake.Hell Raid Harem
Hell Took My Dog: An Ecchi Harem LitRPG Adventure
Hell murdered Cal Knox’s dog. Then it offered him a class.
Heaven Took My Angel: An Ecchi Harem LitRPG Adventure
Cal Knox beat Hell and brought his dog home. Now Biscuit wants a walk through Heaven.
The Void Took My Harem: An Ecchi Harem LitRPG Adventure
A wet portal swallows Cal Knox’s three girlfriends. His dog is the only one with a plan: jump in after them.
A God Took My Kids: An Ecchi Harem LitRPG Adventure
An evil god stole Cal Knox’s four children. Cal has three deadly wives, one heroic dog, and no intention of asking permission.Chad’s Cursed Build
Nice Body, Wrong Loadout: The System Gave Me Curves and a Life-Stealing Tank Build
Chad Baconizer died chasing half a point of jawline. The gods sent him to a fantasy world in a stunning female body, then handed him the worst class…
I Can Take All of Them at Once: A Runaway Party With Terrible Threat Management
Chad Baconizer escaped slavery with three dangerous girlfriends, a life-stealing tank build, and no better way to phrase a combat order.
Our Heroes Specced Into Genocide: The Chosen Ones Picked the Country-Killing Route
The heroes picked the genocide route. Chad Baconizer plans to break their build.
Heaven Restored My Legendary Drop: The Final Boss Was Holding My Original Loadout
The gods will restore Chad Baconizer’s male body. All he has to do is abandon his three girlfriends and let a country die.Angel Queen: Mercy Route
I Became an Angel and Accidentally Started a Church
Trevor Dwyer promised he could carry any raid. Heaven answers by giving him a halo, wings, and the tiny, beautiful body of a newly forged angel.
Heaven Sent an Inquisitor, So I Saved Her Soul
Heaven sent an inquisitor to reclaim Trevor Dwyer. He saved her soul instead.
Heaven Declared Its Cutest Angel a Heretic
Trevor finally found a raid reward Heaven never meant him to claim: a way to bring Damaris back.
I Saved Heaven Without Taking the Throne
Trevor saved Heaven. Now he has to stop it from crowning him.Angel Queen: Tyrant Route
I Became an Angel and Deliberately Started a Cult
Heaven gave Trevor Dwyer admin privileges. This was a mistake.
Heaven Sent an Inquisitor, So I Took Her Soul
Heaven sent an inquisitor to reclaim Trevor Dwyer. He took her soul instead.
Heaven Declared Its Cutest Angel a Dark Lord
Trevor finally found the one thing in Heaven he could not steal: the woman who died obeying him.
Heaven Tried to Steal My Harem, So I Took Its Throne
Heaven tried to steal Trevor’s harem. He answered by taking the throne.Angel Queen: shared finale
My Evil Twin and I Broke Heaven’s Level Cap
His evil twin is his worst enemy. Unfortunately, he is also exactly his type.Standalone novels and collections
Manifest Destiny: A Texan Crusade
Texas gets isekai’d—so one stubborn man and his dog decide to build a republic one bloody mile of road at a time.
I Ate the Tutorial Boss
Morrow is a monster. Amelia thinks he’s big-brother material.
My F-Tier Summons Keep Dying for Me
Andy Chunking finally gets the fantasy party he always wanted. His F-minus stats might get every one of them killed.
The Dog at Bone Orchard
A swordsman from another world. A vampire with a live bounty. A dog who knows which promises bite.Ongoing serials
Jax A. River publishes chapter-by-chapter serials on Ream, separately from the books above. New chapter daily at 10:00 a.m. Central.
Warden of County Zero
Action · Adventure · Fantasy · LitRPG
The System gave him a county. It also gave him everyone inside it.
Chapters 1–5 are public; follow free for every chapter after that.
Free to read
All Hail the Apocalypse Dragon
Action · Fantasy · LitRPG · Romance
She can kill anything. Saving Chicago is harder.
Free to readAdult
Lonely Catgirls Near You
Adventure · Fantasy · LitRPG · Romance
Local catgirls want him. The dungeons want him dead. His Boyfriend Build accepts both challenges.
Free to readAdult
The Trestle Build
Action · Fantasy · LitRPG · Western
Three slots. One broken bridge. No respec.
Free with a follow
Unga Bunga!!!: The True Story of Human Evolution
Comedy · Fantasy · LitRPG · Illustrated
A caveman LitRPG comedy: one tribe, one System, and every bad idea that ever turned out to be progress.
Illustrated chapters.
Free to read
Read the serials on Ream Royal Road Audiobook chapters on YouTube
Lonely Catgirls Near You: the collected books
The serial, collected into ten books in ebook and paperback, one a week. Series page and schedule.
- Book 1 — arrives October 27, 2026
- Book 2 — arrives November 3, 2026
- Book 3 — arrives November 10, 2026
- Book 4 — arrives November 17, 2026
- Book 5 — arrives November 24, 2026
- Book 6 — arrives December 1, 2026
- Book 7 — arrives December 8, 2026
- Book 8 — arrives December 15, 2026
- Book 9 — arrives December 22, 2026
- Book 10 — arrives December 29, 2026