# Mastema: Out of Hell Summer DB entity ID: 00788e33\-a94d\-4f18\-b409\-94390588ceb1 Steam App ID: 595550 THE GAME Mastema Out of Hell is a platformer game in pure pixel art, 16bit old style sprites and backgrounds\. You can run, jump and collect special weapons to conquer the next level defeating demons and bosses\. THE STORY You are a lost soul, one equal to millions\. Can't remember your past life and you have no idea about your actual situation\. You only have a certainty: you are trapped in hell and you want to escape\! Unarmed and defenseless you retrieved a flaming weapon from a clash between an angel and a demon who has seen the evil victorious\. Nobody knows you're armed and decided to walk among the corpses of a thousand devils to find your way out of hell\! Are you able to return to the real world and regain your lost memories? If you could defeat Mastema you may discover the reason of your death and of such extreme punishment\. Be carefull, you've got hundred ways to die\! You'll encounter deadly jumps, traps, crumbling platforms, movable bridges and lots of enemies\. LEVELS The game is hard enough to be completed and includes: 20 different locations for a total of more than 55 playable levels; 8 Dreadful end level bosses; 1 Frightful final boss; ## Game information - Type: game - Developer: Oscar Celestini - Publisher: Forever Entertainment S\. A\. - Release date: Mar 3, 2017 - Coming soon: false - Free to play: false - Parent Steam app: Not collected - Genres: Action, Adventure, Casual, Indie - Categories: Single\-player, Steam Achievements, Steam Trading Cards, Partial Controller Support, Steam Cloud, Family Sharing - Platforms: windows - Website: Not collected - Screenshots: https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/595550/ss\_ef08e841abc39fbd8d5218b4d5e08d087a2f9272\.1920x1080\.jpg?t=1775047676, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/595550/ss\_d4596d44adabc9d8c7e9bc1aaaae6fa6775b5e58\.1920x1080\.jpg?t=1775047676, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/595550/ss\_f85b82e16848eedc1f2347f942991b16cb9f1b61\.1920x1080\.jpg?t=1775047676, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/595550/ss\_d4b6b37971bbc7006533cfdf3c217ae08ad36784\.1920x1080\.jpg?t=1775047676, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/595550/ss\_5de75faf7ba1c2fadf4525a0d3873bad87de4de7\.1920x1080\.jpg?t=1775047676, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/595550/ss\_54d5eff04ea14f59227814ae616f977237f98f1a\.1920x1080\.jpg?t=1775047676, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/595550/ss\_efe0b4caeeece93ba491ae536507a345e661cd53\.1920x1080\.jpg?t=1775047676, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/595550/ss\_80f423a6c3e31e87f83547efee2d80ade3920b8d\.1920x1080\.jpg?t=1775047676, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/595550/ss\_524ea5984ec04e62bdbe4d9d2c97cc723cd6af99\.1920x1080\.jpg?t=1775047676, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/595550/ss\_682d8a75323e55ab54ce6b11a80b1cd485b490ed\.1920x1080\.jpg?t=1775047676 - Price: 499 minor units USD; discount 0% - Price country: US ## Observed metrics - Current players: 0 - Steam review count: 149 - Steam positive reviews: 93 - Steam negative reviews: 56 - Steam positive percentage: 62.41610738255034% - Summer DB rating: No native votes Review filters: \{"language":"all","review\_type":"all","purchase\_type":"all","filter\_offtopic\_activity":0\} ## Player history [Seven-day chart data as Markdown](/api/v1/entities/00788e33-a94d-4f18-b409-94390588ceb1/player-metrics?days=7&format=markdown) · [JSON](/api/v1/entities/00788e33-a94d-4f18-b409-94390588ceb1/player-metrics?days=7) Chart values are hourly observed maxima. The sampled 24-hour peak and missing intervals carry explicit coverage; history before collection is unknown. ## Sources and freshness - Catalog membership: store\_catalog - Catalog observed: 2026\-09\-28T16:58:32\.455488\+00:00 - Details observed: 2026\-09\-22T19:20:18\.327129\+00:00 - Player count observed: 2026\-09\-22T19:20:20\.086186\+00:00 - Reviews observed: 2026\-09\-22T19:20:19\.425294\+00:00 Full provenance: \{"urls":\{"price":"https://store\.steampowered\.com/app/595550/","catalog":"https://api\.steampowered\.com/IStoreService/GetAppList/v1/","details":"https://store\.steampowered\.com/app/595550/","players":"https://api\.steampowered\.com/ISteamUserStats/GetNumberOfCurrentPlayers/v1/?appid=595550","reviews":"https://store\.steampowered\.com/appreviews/595550"\},"price":"2026\-09\-22T19:20:18\.327129\+00:00","source":"steam","catalog":"2026\-09\-28T16:58:32\.455488\+00:00","country":"US","details":"2026\-09\-22T19:20:18\.327129\+00:00","players":"2026\-09\-22T19:20:20\.086186\+00:00","reviews":"2026\-09\-22T19:20:19\.425294\+00:00","language":"en","editorial":null,"membership":"store\_catalog","observations":\{"price":"5beceb6b\-5b65\-4eda\-9ce8\-99fc8863bf6f","catalog":"48fcd80a\-4932\-4425\-a6b4\-0c9792567941","details":"e3b65943\-4ff7\-4098\-b618\-b8c2c56fae9e","players":"df1e6fd5\-3a31\-43e4\-80f6\-576866bcf027","reviews":"f9163574\-5a6e\-4a47\-bc3e\-41a5f16f3775"\},"reviewFilters":\{"language":"all","review\_type":"all","purchase\_type":"all","filter\_offtopic\_activity":0\}\} Native rating methodology: \{"count":0,"average":null,"entityId":"00788e33\-a94d\-4f18\-b409\-94390588ceb1","revision":0,"observedAt":null,"methodology":"arithmetic\-v1","distribution":\[0,0,0,0,0,0,0,0,0,0\]\} Steam reviews are not Summer DB votes. Missing data is not zero. Player counts are observations, not historical peaks. A supplemental record does not establish that a game was delisted. [Steam store](https://store.steampowered.com/app/595550/) · [JSON](/api/v1/games/00788e33-a94d-4f18-b409-94390588ceb1)