Single-player games like Nemezis: Mysterious Journey III Prologue
Below are 11 single-player Steam games similar to Nemezis: Mysterious Journey III Prologue, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Nemezis: Mysterious Journey III Prologue page.
Ranked picks
- 1

Strange Antiquities
Single-player alternative to Nemezis: Mysterious Journey III Prologue — playable solo, no multiplayer required. Shares Indie and Adventure with Nemezis: Mysterious Journey III Prologue.
Become the custodian of a store dealing in occult antiquities. Explore the quaint and gloomy town of Undermere, where strange goings-on and dark mysteries abound. Find and identify arcane artefacts, use your collection to aid the townsfolk with their unusual problems — and remember to pet your cat!
- 2

The Testament of Sherlock Holmes
Single-player alternative to Nemezis: Mysterious Journey III Prologue — playable solo, no multiplayer required. Shares Adventure with Nemezis: Mysterious Journey III Prologue.
Become the greatest detective of all time in The Testament of Sherlock Holmes, a twisting, turning investigation game set in a faithfully-reproduced London of 1898. As Sherlock Holmes, you must find clues, interrogate suspects and unveil a mystery in a story full of twists!
- 3

Telling Lies
Single-player alternative to Nemezis: Mysterious Journey III Prologue — playable solo, no multiplayer required. Shares Indie and Adventure with Nemezis: Mysterious Journey III Prologue.
Four private lives. One big lie. Search through secretly recorded video conversations to discover the truth. The successor to the acclaimed Her Story.
- 4

Paradise Killer
Single-player alternative to Nemezis: Mysterious Journey III Prologue — playable solo, no multiplayer required. Shares Indie and Adventure with Nemezis: Mysterious Journey III Prologue.
Paradise Island, a world outside reality. There’s been a murder that only "investigation freak" Lady Love Dies can solve. Gather evidence and interrogate suspects in this open world adventure. You can accuse anyone, but you’ll have to prove your case in trial. It’s up to you to decide who’s guilty.
- 5

Catyph: The Kunci Experiment
Single-player alternative to Nemezis: Mysterious Journey III Prologue — playable solo, no multiplayer required. Shares Action and Indie with Nemezis: Mysterious Journey III Prologue.
CATYPH is a First Person Adventure game (Myst-like), part of a sci-fi series named The Black Cube (ASA: A Space Adventure...). Visit Tytaah, a moon of Catyph divided into 7 regions, and try to save your home planet Terra by solving the challenging puzzles of the mysterious Germinal.
- 6

Strange Horticulture
Single-player alternative to Nemezis: Mysterious Journey III Prologue — playable solo, no multiplayer required. Shares Indie and Adventure with Nemezis: Mysterious Journey III Prologue.
Strange Horticulture is an occult puzzle game in which you play as the proprietor of a local plant store. Find and identify new plants, pet your cat, speak to a coven, or join a cult. Use your collection of powerful plants to influence the story and unravel Undermere’s dark mysteries.
- 7

Secrets of Blackrock Manor - Escape Room
Single-player alternative to Nemezis: Mysterious Journey III Prologue — playable solo, no multiplayer required. Shares Adventure with Nemezis: Mysterious Journey III Prologue.
Find the hidden fortune of Blackrock Manor. Discover the truth about the family deaths. In this mysterious Escape room, you will have to solve puzzles to find the hidden vault with the treasure. But you will find much more...
- 8

Chicken Police: Into the HIVE!
Single-player alternative to Nemezis: Mysterious Journey III Prologue — playable solo, no multiplayer required. Shares Adventure and Simulation with Nemezis: Mysterious Journey III Prologue.
A wild tale of conspiracy, loss, friendship, and... chickens?! Two rooster detectives are about to venture into the insect underworld to uncover a worldwide conspiracy, while also battling their inherent demons in this animal noir adventure satire.
- 9

Nemezis: Mysterious Journey III
Single-player alternative to Nemezis: Mysterious Journey III Prologue — playable solo, no multiplayer required. Shares Action and Indie with Nemezis: Mysterious Journey III Prologue.
Welcome to Regilus, a paradise planet turned into a popular tourist destination! But your holiday adventure soon turned into a nightmare. Stranded on an alien planet you need to find your way out. Remember though, not everything here is as it seems.
- 10

Plastic Rebellion
Single-player alternative to Nemezis: Mysterious Journey III Prologue — playable solo, no multiplayer required. Shares Indie with Nemezis: Mysterious Journey III Prologue.
Change your playground into a battlefield. Square off against an out-of-control 3D Printer with an army of your old-school toys, and stop the Plastic Rebellion!
- 11

Chernobyl 1986
Single-player alternative to Nemezis: Mysterious Journey III Prologue — playable solo, no multiplayer required. Shares Action and Indie with Nemezis: Mysterious Journey III Prologue.
Chernobyl 1986 is a decision-based game about one of the largest nuclear power plant disasters in history. Play as the manager of a nuclear power plant in a time of a serious crisis that can cost millions of lives.