Atrium Mortis

Atrium Mortis

Hectic · 2026 · Puzzle, Investigation, Roguelite, First-Person, Exploration

PC
Positive100% · 35
Best price
$7.99
lowest tracked $5.99
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Steam
Standard Edition · Steam
$7.99
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About Atrium Mortis

One wrong door, and the Atrium will swallow you whole.You awaken in an ancient Roman hall that loops forever. The only way out is to identify what doesn’t belong. Statues turning to face you, banners changing colour, footsteps behind you - anything could be the clue. Choose wrong, and you’re cast back to Hall 0. Choose right, and the Atrium lets you progress.But it's not as easy as just spotting anomalies. Sometimes, the anomaly is obvious - the problem is getting past it.

Face the Atrium’s Monsters

The halls aren’t empty. Angels of death drift silently between the columns, their presence warping the air. Stranger things lurk beyond - entities you can’t yet name, but will come to fear. Some can be avoided… others demand confrontation.

A Roguelite Puzzle of Observation and Nerve

  • Spot the anomaly – Each corridor hides something amiss. A banner bleeding new colours. A statue’s eyes that follow you. A torch that burns too cold.
  • Left or right – Anomaly detected? Take the left door. Nothing wrong? Take the right. But beware: the Atrium has a way of warping your perception.
  • Puzzles in your path – Sometimes the left door won’t open until you solve a challenge; locate a hidden key, decipher an inscription, or answer a cryptic riddle.
  • Lurking Terrors – Angels of Death and nightmarish beings haunt the halls, punishing the slightest mistake.
  • Grow Stronger with Every Run - Your journey is never wasted. Earn diamonds to unlock permanent upgrades. Like Hindsight to review missed anomalies, Foresight to glimpse anomaly odds, or a Radiant Sword to strike down Angels of Death.
  • Conquer the Final Trial - Hall 10 holds the Atrium’s ultimate guardian. Only the strongest souls will survive what waits there.
  • Optional Jumpscares - Too scared? Turn them off in settings.

What Steam players say

Recent verbatim reviews from Steam — separate from playze.io community reviews below.

Recommended May 20, 2026
I have thoroughly enjoyed this game. I like to revisit this every so often to see how far I can get
1 found this helpful
Recommended Jul 28, 2026
Highly recommended. Atrium Mortis is a really creative game that encourages you to think outside of the box. I found the platforming to be a bit challenging, but that might be a skill issue. Some people (not me) may find some elements scary. overall, I had a lot of fun the music also compliments the gameplay very nicely. I will definitely recommend giving this a go.
Recommended Jul 18, 2026
:D! Super Duper Fun :D
Recommended May 20, 2026
great anomaly game with additional challenges and minigames. worth the price if you continue to explore after the initial playthrough.
Recommended May 16, 2026
I will start by saying this. I am an idiot when it comes to any of these "figure out what is different" games, and it was obvious this would be a tough one for me, since it is detailed in what it can change from room to room and level to level. Don't take my short time playing it to mean it was not good. I loved it, but I quickly realized that I was making the same mistakes again and again. That was ALL on me, as even my chat when I livestreamed it told me I was not good at it. This is by no means the fault of the game, and I really recommend this game for those who love looking at the little details to see what you missed. I honestly had a lot of fun with it in the short time that I played it. It really does feel like exit 8, but with a lot more changes to look for in each level.
Recommended Apr 17, 2026
Very fun and replayable! Retains the (optional) horror elements of classic anomaly games like exit 8 without becoming a walking sim or generic.

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