Games like Threshold Sector
You've been stranded by your company in a section of the facility known as "threshold sector". You'll have to find weapons, meds and equipment to survive and try to escape the complex. But be as careful as possible: everything down here wants you dead.

Players who liked Threshold Sector also play
Ranked by collaborative filtering across millions of Steam libraries plus content overlap on genres, tags, and developers.
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Bone Mayhem
Bone Mayhem is a first person shooter versus waves of enemies, where player can apply modifications to weapon and active abilities.
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MOTHERGUNSHIP
MOTHERGUNSHIP is a bullet-hell FPS where you craft your own guns, fight gigantic bosses, and defeat a robotic alien armada that conquered Earth. Face off against overwhelming odds in brutal, non-stop combats where thinking on your feet is the only way to survive.
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ArcRunner
Traverse 'The Arc' in this beautiful, Cyberpunk-styled action rogue-lite as you attempt to reset an evil rogue AI. Experiment with different weapons and augments as you fight hordes of machines programmed for your annihilation! Collect Nanites & power-up after every run either solo or with friends!
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Immortal Redneck
Immortal Redneck is a FPS set in Egypt with rogue-lite elements. Frantic gameplay, twitch controls and an arcade-style feel meet randomly generated dungeons, a complete skill tree, permanent death and 9 classes with different traits.
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Tower of Guns
Tower of Guns is a fast paced first-person-shooter for the twitch gamer... with a few randomized elements to keep it fresh with each playthrough. It's a short burst "Lunch Break FPS"... not unlike Binding of Isaac mixed with Doom 2. Tower of Guns was made by a guy named Joe (with his brother Mike composing the music).
- 8

Heavy Bullets
Heavy Bullets is a randomized FPS dungeon crawler where players make their way through a colorful maze, while protecting themselves from aggressive creatures and malfunctioning security devices. The goal lies at the end of the 8th level, where they must reset the security mainframe to restore order and reap the rewards.
Plays great on Steam Deck
Valve-Verified or Playable picks from the similar pool — ready to go on Deck out of the box.
- 1

MOTHERGUNSHIP
MOTHERGUNSHIP is a bullet-hell FPS where you craft your own guns, fight gigantic bosses, and defeat a robotic alien armada that conquered Earth. Face off against overwhelming odds in brutal, non-stop combats where thinking on your feet is the only way to survive.
- 2

- 3

- 4

ArcRunner
Traverse 'The Arc' in this beautiful, Cyberpunk-styled action rogue-lite as you attempt to reset an evil rogue AI. Experiment with different weapons and augments as you fight hordes of machines programmed for your annihilation! Collect Nanites & power-up after every run either solo or with friends!
Frequently asked about Threshold Sector
- How much does Threshold Sector cost?
- Threshold Sector is listed on Steam at 19.99 USD (current store price; Steam sales may reduce this temporarily).
- What games are most similar to Threshold Sector?
- Based on Steam play patterns and shared genres/tags, the games most often recommended alongside Threshold Sector are Bone Mayhem, MOTHERGUNSHIP, Eldritch.
- Who developed Threshold Sector?
- Threshold Sector was developed by CalamaroBlu.
imho.run ranks Steam game alternatives using a mix of collaborative filtering (ALS / iALS / EASE / LightGCN), content scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted vibes mined from review text. The page above is generated in seed mode anchored on Threshold Sector.
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