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100% positive of 12 · Positive · Live from Steam
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Phobias have awoken in this dark roguelike shooter One by One! Dive into procedural dungeons, unlock forbidden equipment, unleash the might of your soul and strike down bosses to save the world.. or is it late?
Live data from Steam, tracked by SteamPlayerBase.
What changed on Steam for this game since we started following it: prices and sales, builds, name, release date and review score.
Review score: 100% on 2026-11-01 → 100% today (12 reviews)
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Games we track that share the most Steam tags with this one.
Every build released on Steam for this game since we started tracking it, with the developer's patch notes. Updated within minutes of each new build.
General changes: New encounters and treasuries Forest fires are now less likely to disappear immediately New Steam achievement for unlocking Determination The Devil now has more varied artifacts Fixed UI cursor in selection screens and inventory Monster names …
Aftifacts: Reduced biogun AOE damage by 30%. Buffed flamethrower immediate damage 0.01 -> 0.5. Changed non-intuitive descriptions of some artifacts. Angry reloader now does not work after player defeat. Monsters Reduced charge speed modifier of the Guardian in…
Welcome, adventurer! Have you heard rumors of a weapon, as strong as the heat of a human heart? This flamethrower is by far the best area-of-effect weapon we've ever encountered. Just find and power it with your passion, it would melt through any monster, let …
One by One v.0.9 Greetings, adventurers! The dungeons of One by One have truly evolved in a special version of the game for Steam Next Fest festival. Massive visual overhaul We've completely reworked lighting system and room design. This is how visuals of the …
Adventurers! We are proud to announce the release date of One by One. The dungeons will be forever opened in August, 15! Vile monsters await, lost treasures are burrowed and new locations appear on the edge of reality. Resque other adventurers and play a...
Greetings, adventurers. Join us on livestream of One by One now! Game breakdown, unreleased content, speedruns and we'll see even more preview of the full game. Ask me everything!
Greetings, adventurers. Join us on livestream of One by One now! Game breakdown, unreleased content, speedruns and we'll see even more preview of the full game. Ask me everything!
Welcome to One by One devlog! Here we talk about new stuff that has been added to One by One this week. Today we'll talk about demo release, new minimap design, two new artifacts, and a new monster for factory location! Demo release The demo of the first locat…
The Heart is open! Demo of One by One is available now! Descend into random dungeons of the newest rogue shooter and beat the boss of Chapter 1 — the dreaded mountain lord "The Guardian". New guns, artifacts and companions! You'll encounter a lot of monsters, …
Not tested by Valve yet. Results from Valve's own testing.
Valve hasn't published test details for this game.