Single-player games like REFICUL 666
Below are 12 single-player Steam games similar to REFICUL 666, 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 REFICUL 666 page.
Ranked picks
- 1
Deadfall Adventures
Single-player alternative to REFICUL 666 — playable solo, no multiplayer required. Shares Action and Adventure with REFICUL 666.
Deadfall Adventures is an action-driven first-person shooter, spiced up with elements from action-adventure games. Become an adventurer, hunt for treasures, explore unknown regions of the world and rescue the damsel in distress from the clutches of enemies, both earthly and not-so-earthly.
- 2
Metro Exodus
Single-player alternative to REFICUL 666 — playable solo, no multiplayer required. Shares Action with REFICUL 666.
Flee the shattered ruins of the Moscow Metro and embark on an epic, continent-spanning journey across the post-apocalyptic Russian wilderness. Explore vast, non-linear levels, lose yourself in an immersive, sandbox survival experience, and follow a thrilling story-line that spans an entire year in the greatest Metro adventure yet.
- 3
S.T.A.L.K.E.R.: Call of Pripyat
Single-player alternative to REFICUL 666 — playable solo, no multiplayer required. Shares Action with REFICUL 666.
S.T.A.L.K.E.R.: Call of Pripyat is the direct sequel of the S.T.A.L.K.E.R.: Shadow of Chernobyl. As a Major Alexander Degtyarev you should investigate the crash of the governmental helicopters around the Zone and find out, what happened there.
- 4
Arizona Sunshine®
Single-player alternative to REFICUL 666 — playable solo, no multiplayer required. Shares Action and Indie with REFICUL 666.
Built exclusively for VR, Arizona Sunshine® puts you and up to 3 fellow survivors in the midst of a zombie apocalypse. Survive solo or in co-op, handle weapons with real-life movements, and explore a post-apocalyptic world in VR. Putting the undead back to rest is more thrilling than ever before.
- 5
My Friendly Neighborhood
Single-player alternative to REFICUL 666 — playable solo, no multiplayer required. Shares Action and Indie with REFICUL 666.
Something scary is happening with everyone's favorite Saturday morning puppet show, The Friendly Neighborhood! Play as Gordon, a repairman sent to get to the bottom of this disturbing dilemma. Fend off puppets and solve puzzles in this survival horror adventure.
- 6
Dying Light
Single-player alternative to REFICUL 666 — playable solo, no multiplayer required. Shares Action with REFICUL 666.
First-person action survival game set in a post-apocalyptic open world overrun by flesh-hungry zombies. Roam a city devastated by a mysterious virus epidemic. Scavenge for supplies, craft weapons, and face hordes of the infected.
- 7
Left 4 Dead 2
Single-player alternative to REFICUL 666 — playable solo, no multiplayer required. Shares Action with REFICUL 666.
Set in the zombie apocalypse, Left 4 Dead 2 is a co-operative action horror FPS takes you and your friends through the cities, swamps and cemeteries of the Deep South, from Savannah to New Orleans across five expansive campaigns.
- 8
ZOMBI
Single-player alternative to REFICUL 666 — playable solo, no multiplayer required. Shares Action and Adventure with REFICUL 666.
London is falling. Are you prepared? The Last Blight is upon us. It was foretold. For the second time in history, a great plague has shrouded London in a fog of death. Big Ben tolls as thousands of unprepared die, or worse, are infected by a sickness more gruesome than death.
- 9
Starfighter Origins Remastered
Single-player alternative to REFICUL 666 — playable solo, no multiplayer required. Shares Action and Indie with REFICUL 666.
Starfighter Origins is an Original 90`s style Indie space combat simulator Based on the CDF Universe. Combining a focus on single player action and a campaign story mode, Starfighter Origins offer fun and diverse gameplay. Designed for keyboard and mouse with full controller support.
- 10
Reficul VR
Single-player alternative to REFICUL 666 — playable solo, no multiplayer required. Shares Action and Indie with REFICUL 666.
Designed Exclusively for VR, Reficul is a rogue-like open world survival horror game with a Hell of an atmosphere. Features realistic weapon handling, magical relics, and a unique enemy. Reficul is a scary apocalyptic survival horror game which will challenge your survival skills in every way.
- 11
Ghostship Chronicles
Single-player alternative to REFICUL 666 — playable solo, no multiplayer required. Shares Action and Indie with REFICUL 666.
Prepare to board the Heckel and Thomas as a Black ops CDF detachment who were sent to investigate the disappearance of the long lost colonization ship. Keep your team teammates alive to evolve more stories and stand a chance of survival with 3 different endings.
- 12
Off World Racing
Single-player alternative to REFICUL 666 — playable solo, no multiplayer required. Shares Indie with REFICUL 666.
Race across the Solar System in a realistic vision of humanity's future motorsport. Conquer the Moon's low gravity, drift through Martian dust storms, master the frozen plains of Europa, and explore the methane seas of Titan. Every world changes the race.