How many people are playing Mastema: Out of Hell right now?

0 people are playing Mastema: Out of Hell on Steam right now. In the last 24 hours it peaked at 0 players. The number updates every few minutes.

What is Mastema: Out of Hell's all-time peak player count?

The highest concurrent player count we've seen for Mastema: Out of Hell on Steam since tracking began on Nov 6, 2026 is 0. We have no player history from before then, so its all-time peak may be higher.

Is Mastema: Out of Hell good? What do Steam reviews say?

62% of 157 Steam user reviews are positive (Mixed).

How much does Mastema: Out of Hell cost on Steam?

Mastema: Out of Hell isn't currently sold on Steam.

Does Mastema: Out of Hell work on Steam Deck?

Mastema: Out of Hell is Playable on Steam Deck (with small issues), according to Valve's Steam Deck compatibility check.

Mastema: Out of Hell

by Oscar Celestini · published by Forever Entertainment S. A. · Released Mar 3, 2017 · App ID 595550

Steam Deck Playable

Open in Steam＋ Add to list Compare

Players now

newvs 24h ago · updates every minute

Review score

62% positive

Mixed157 reviews

24h peak

Highest seen since tracking began Nov 6, 20260

Price on Steam

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Owners (est.)50K–100K

Concurrent players

Last 7 days · history since Nov 6, 2026

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Players onlineSteam sale started

Media & details

Screenshots, achievements, specs, every price change and sale we've seen on Steam, and trading cards.

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Where to buy

Steam prices for United States (change the country in the top bar), and Steam keys from authorized stores.

Steam Official

Prices update every 6 hours

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Other authorized stores

No authorized Steam key store lists this game right now.

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Editions and bundles on Steam

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Reviews

62% positive of 157 · Mixed · Live from Steam

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Steam Deck

Works, but may need extra effort. Results from Valve's own testing.

Steam Deck Playable

!Default controller config not fully functional
!Controller glyphs do not match deck device
✓Interface text is legible
✓Default configuration is performant
iExternal controllers not supported primary player

Steam Deck

Patches & builds

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.

Patch notes

Aug 9, 2019
PatchProdigy Tactics - Patch #5 is now live!
https://steamcdn-a.akamaihd.net/steamcommunity/public/images/clans/11464454/00b2dfc53010f9d0b2ddf3d6e55f370b90eb877f.png The newest patch with bug fixes, additions and improvements is now live! Make sure your game is up to date and try out our brand new ranked…
Jul 5, 2019
PatchWe are the Plague - Patch #1 is now live!
https://steamcdn-a.akamaihd.net/steamcommunity/public/images/clans/11464454/1cf537c56bf3a83530037f8e35ce3666ee9a350d.jpg A new patch for We are the Plague on Steam is now live! We've listened to your feedback and the first batch of fixes and improvements is wa…

Other news (18)

Oct 2, 2026
Mastema: Out of Hell – Upcoming Delisting Notice
Dear Players,We would like to let you know that Mastema: Out of Hell will soon be removed from sale on Steam.We would like to thank everyone who has played the game and supported it over the years. It has been a pleasure to have Mastema: Out of Hell as part of…
Apr 28, 2022
THE HOUSE OF THE DEAD: Remake - now available on Steam!
Traverse the grotesque mansion once more and behold the Curien's masterpiece! • Well known arcade classic with modern graphics and controls, including gyro aiming • True to the original gameplay • Local 2-player multiplayer • Multiple endings • Photomode • Ach…
Mar 31, 2021
The Mansion - Early Access starts now!
Welcome to our nightmare! The Mansion - play Steam Early Acces now and pick up the game with 1/3 of the full price! Traverse a haunted building and its surroundings, based on real places - made with our STERIO tool. https://store.steampowered.com/app/1294650/T…
Feb 3, 2021
Steam Game Festival is HERE!
https://cdn.cloudflare.steamstatic.com/steamcommunity/public/images/clans/11464454/0232ba442ae387a5bd5a85a13f0e05aa540db98a.jpg Play demos for our two upcoming games now! Add them to your wishlist and let us know your thoughts - visit Steam forums and our disc…
Oct 31, 2020
Panzer Dragoon: Remake joins the Halloween Sale!
https://steamcdn-a.akamaihd.net/steamcommunity/public/images/clans/11464454/241c2e9fdd2e792f56fb0808062984addf6cb340.jpg 🎃Here comes a Halloween Sale!☠️👻 🐉 Panzer Dragoon: Remake is now 33% off! 🐲 https://store.steampowered.com/app/1178880/Panzer_Dragoon_R…
Sep 25, 2020
Play Panzer Dragoon: Remake now!
https://steamcdn-a.akamaihd.net/steamcommunity/public/images/clans/11464454/5345f0a6e333bb08dff5a9adb5d26acdf40646f5.jpg Panzer Dragoon: Remake is now available on Steam! Are you ready for a remarkable journey through the beautiful and mysterious world? Play n…
Dec 13, 2019
STERIO now on Steam!
https://steamcdn-a.akamaihd.net/steamcommunity/public/images/clans/11464454/58f725d218e345fe8230d307e905dcf28ef222f4.gif STERIO is now available on Steam! Try the innovative tool for 3D graphics design - create your own assets ready to use in the Unity game en…
Dec 9, 2019
Sterio coming soon to Steam!
https://steamcdn-a.akamaihd.net/steamcommunity/public/images/clans/11464454/61dbdd65db083b4f3b82712b353f5140cc15fee3.png Sterio - the perfect tool for 3D graphics soon available on Steam! Take, import, and adequately convert the stereoscopic images into 3D mod…
Sep 2, 2019
Dandy & Randy end of Steam Early Access!
https://steamcdn-a.akamaihd.net/steamcommunity/public/images/clans/11464454/0730060cf4cb183cf0415758c62f046eb0ff7f8c.jpg Dandy & Randy leaves Steam Early Access today!! Meet two of the worst archeologists in the world and play alone or in a local co-op! Solve …
Jun 18, 2019
Diggerman is now available on Steam!
https://steamcdn-a.akamaihd.net/steamcommunity/public/images/clans/11464454/d2a6a6c8a1162a3e5efeedb77ad600543f81b87a.jpg Diggerman - a fast arcade digging game with a story, treasures and boss fight is now available on Steam! Visit Steam Store and get the 10% …
May 28, 2019
We are the Plague - News!
https://steamcdn-a.akamaihd.net/steamcommunity/public/images/clans/11464454/1cf537c56bf3a83530037f8e35ce3666ee9a350d.jpg Thank you for your support, suggestions, and feedback! We plan to implement a series of patches in the upcoming days, bringing new mechanic…
May 24, 2019
We are here
https://steamcdn-a.akamaihd.net/steamcommunity/public/images/clans/11464454/ba76094f8126e3f92d41f6aed0572db3bfe31cc8.jpg Join the mysterious Plague and seek your revenge. Customize your character, traverse the devastated land with a team or alone, and fight ag…
May 21, 2019
Prodigy Tactics is now 66% off!
https://steamcdn-a.akamaihd.net/steamcommunity/public/images/clans/11464454/b33c14b55dead9d1971c80fb5e2ef58b7afd0b15.jpg Prodigy Tactics joins Steam Weeklong Deals with an amazing offer 66% off! Visit the mysterious world of Thasys, put your skills to the test…
May 14, 2019
We are the Plague BETA KEYS!!
https://steamcdn-a.akamaihd.net/steamcommunity/public/images/clans/11464454/fe43a269cfb5b62bc70b64a856329adb891d4b63.jpg We'd love to hear your professional opinion about our game - so if you are an influencer, Steam curator, twitcher or youtuber we've got a t…
Mar 30, 2019
Bedtime Blues is now available!
https://steamcdn-a.akamaihd.net/steamcommunity/public/images/clans/11464454/21efce30dd1185b39770cd6e515c2e72d2b2282d.jpg Play as a youngling surviving through the night in the pixelated horror. Your once beloved teddy bear had come to life and became conscious…
Mar 29, 2019
Play The Childs Sight!
https://steamcdn-a.akamaihd.net/steamcommunity/public/images/clans/11464454/5595c89e8c5bea46a9d34deb1736d1a90f00e564.jpg What has happened to you when you were a child? What nightmares haunt you? Play The Child Sight on Steam and reveal the dark story! https:/…
Mar 27, 2019
Hollow 2 Steam Page now live!
https://steamcdn-a.akamaihd.net/steamcommunity/public/images/clans/11464454/cb963d01ebf0702efc9d62d96ca1b4f6e3a0d3ee.jpg Hollow 2 will haunt you this summer - Steam Store page is now available! Add Hollow 2 to your Wishlist to find out what's lurking on board …
Mar 27, 2019
Stream and Giveaway on Twitch!
https://steamcdn-a.akamaihd.net/steamcommunity/public/images/clans/11464454/3bc6f5c815628e87573903e50a9d67da6751faa2.jpg Next up - two premieres this week on Steam! Join BluNectarine on our Official Twitch Stream and watch her struggle in 'Bedtime Blues' and '…

Patches & builds

Quick answers about Mastema: Out of Hell

How many people are playing Mastema: Out of Hell right now?: 0 people are playing Mastema: Out of Hell on Steam right now. In the last 24 hours it peaked at 0 players. The number updates every few minutes.
What is Mastema: Out of Hell's all-time peak player count?: The highest concurrent player count we've seen for Mastema: Out of Hell on Steam since tracking began on Nov 6, 2026 is 0. We have no player history from before then, so its all-time peak may be higher.
Is Mastema: Out of Hell good? What do Steam reviews say?: 62% of 157 Steam user reviews are positive (Mixed).
How much does Mastema: Out of Hell cost on Steam?: Mastema: Out of Hell isn't currently sold on Steam.
Does Mastema: Out of Hell work on Steam Deck?: Mastema: Out of Hell is Playable on Steam Deck (with small issues), according to Valve's Steam Deck compatibility check.