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Mortisomem
Donald Barnes is a successful merchant who one day on his way home, starts being stalked by a dangerous demon from the Colonial Times. Now he has to find a way back home or finally defeat Mortisomem.
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-26.
“9/10 o jogo e bem legall”
— a player, Steam review · 1 hrs playedAchievement stats
Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
Mortisomem - 1.2.2 Security Patch Notes
-This patch completely fixes the security vulnerability present in many games made with Unity (CVE-2025-59489). At this moment, this vulnerability has not been exploited nor has it caused any problem;
Mortisomem - 1.2.1 Patch Notes
-Fixed a bug that caused the signs on the map to not update properly when the player changed the language. Thank you to all people playing Mortisomem, if you find a bug or another issue with the game,
Mortisomem - 1.2.0 Patch Notes
-Fixed several bugs related to the compatibility the controller. If you encounter any problema, get in touch with the developer in: https://discord.gg/AygFDaujxC
Mortisomem 1.1.3 Patch Notes
-Fixed a bug that caused some objects to shine even while in the player's hand. Remember that you can report bugs here: https://discord.gg/X6ThCjV8WZ
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Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-09-26.
| Genres | Action, Adventure, Casual, Indie |
| Player tags | Indie · Adventure · Horror · Action · Retro · Psychological Horror · Action-Adventure · Survival Horror · Exploration · Thriller · FPS · 3D (SteamSpy community voting) |
| Features | Single-player · Steam Achievements · Full controller support · DualShock Controller Support · DualShock Controller Support · DualSense Controller Support · DualSense Controller Support · Steam Cloud |
| Languages | English, French, Italian, German, Spanish - Spain, Simplified Chinese, Korean, Spanish - Latin America, Portuguese - Brazil, Portuguese - Portugal, Russian, Japanese |
| Controller | Full support |
| Achievements | 14 |
Minimum system requirements (PC)
Minimum: Requires a 64-bit processor and operating system OS *: Windows 7 (SP1+) Processor: Dual Core CPU +2Ghz Memory: 2 GB RAM Graphics: Integrated Graphics DirectX: Version 10 Storage: 1 GB available space Additional Notes: Any computer with at least 10-15 years old hardware can run this game