MustScream Steam metadata

• Latest observed players36 · 5 October 2026 - 08:46:30 UTC
• SteamPulse tracked peak536
• Units sold (VGI)56,546
• Revenue (VGI)$278,113
• Review score46% positive
• Total reviews296
• Release dateJul 30, 2025
• DeveloperYonGame
• PublisherYonGame

Genres: Action, Casual, Indie

Company pages: Developer: YonGamePublisher: YonGame

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MustScream Steam metadata

MustScream metadata records Steam app facts, developer and publisher details, platform support, store categories, language support, and reference links.

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Latest Steam announcements

• New Map “Laboratory” & Ping Feature Update - 19 July 2026

  A new map, “Laboratory,” and the new Ping feature has been added to MustScream. Laboratory is set inside a research facility that has sunk beneath the sea. Fight through an extreme underwater environment with poor visibility and restricted movement as you recover research documents and make your way to the exit. We've also added a new Ping feature. By placing pings, you can mark destinations or points of interest for other players, as well as get a general idea of your teammates' locations. This allows for smoother communication, even without using voice chat.-Mouse Wheel Click: Place a Ping Be sure to update to the latest version!Update Contents-Added new map “Laboratory” -Added the Ping feature

• New Map “Laboratory” Coming – Underwater Stage - 8 July 2026

  A new map, “Laboratory,” is coming to MustScream. Laboratory is set inside a research facility that has sunk beneath the sea. Fight through an extreme underwater environment with poor visibility and restricted movement as you recover research documents and make your way to the exit. This stage can be enjoyed in both single-player and multiplayer modes. -Update Content- Added new map “Laboratory” -Planned Release Date- July 20, 2026 The release date may change depending on development progress.

• Temple Update & Public Matchmaking Now Available - 27 March 2026

  The new map “Temple” and public matchmaking have been added to MustScream. Temple features partially randomized layouts, changing each time you play. Explore the dark corridors of the temple and find your way to escape through ever-changing routes and situations. With the addition of public matchmaking, you can now play with other players without needing a room ID. By setting your server to public when creating it, other players will be able to join. As before, you can still play using room IDs or Steam invites. If you want to play only with friends, please use a private server. Text chat has also been added to the lobby, making communication and coordination between players easier. Public matchmaking is currently in a prototype stage, so bugs or unexpected issues may occur. Thank you for your understanding. Please update to the latest version to play. - Update Contents - • Added new ma…

• Public Matchmaking Coming – Play with Other Players Instantly! - 24 March 2026

  Public matchmaking is planned for MustScream. When creating a server, you will be able to set it as a public server, allowing you to play with other players without needing a room ID. As before, you can still play using room IDs or Steam invites. If you want to play with friends only, please use a private server. Text chat will also be added to the lobby to make communication and coordination easier. This feature is currently in a prototype stage, so bugs or unexpected issues may occur. Thank you for your understanding. -Update Contents- • Public matchmaking • Lobby text chat -Release Date- March 27, 2026 Release date may change depending on circumstances.

• New Map “Temple” Coming – A Stage That Changes Every Time You Play - 16 March 2026

  A new map, “Temple,” will be added to MustScream. Temple is a map where parts of the stage are randomly generated, causing the layout to change every time you play. Explore the dark corridors of the temple and find your way to escape through ever-changing routes and situations. This stage can be played in both single-player and multiplayer modes. -Update Contents- Added new map “Temple” -Planned Release Date- March 27, 2026 The release date may change depending on circumstances.

• Steam Friend Invitation Feature Added - 9 August 2025

  In this update, we have implemented a feature that allows you to send invitations directly from your Steam friends list.This enables you to join games smoothly through your Steam friends, in addition to the traditional server ID search method. If you are unable to search by server ID, please use the invitation feature from your Steam friends list.We will continue to make improvements to ensure an even more comfortable gameplay experience.

• Regarding the Issue Connecting to Multiplayer - 7 August 2025

  Some players are currently experiencing issues connecting to multiplayer. We are actively investigating the cause, but in the meantime, here are some possible solutions:🔧 Temporary SolutionsChange Download Region Setting the Steam “Download Region” to the same as the person you're playing with may help resolve the connection issue. How to set: Steam Client → Settings → Downloads → Download RegionReinstall the Game Uninstalling and reinstalling the game may resolve the issue.Update the Steam Client Updating the Steam client to the latest version may help resolve the issue.We sincerely apologize for the inconvenience. We will continue to investigate and address the issue.Thank you for your continued support of MustScream.

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