# Moonbase Down

Summer DB entity ID: 13152b5e\-bac0\-418c\-ad91\-7953cb56e7e4

Steam App ID: 870590

Game Play  Moonbase Down is a minimalist xenomorph survival horror arcade game with tactical shooter elements\. Featuring an ever expanding horde of alien life forms which are able to reproduce using the human body as host\.    Players must balance the use of personal force fields, ammunition, power, and avoidance to escape all 10\-floors with Jonesy the cat\. All the while, Jonesy is your companion and asset boosting power regeneration, but she is easily spooked by alien contact\.               Backstory  After retrieving an unknown radio emitting object from the asteroid belt in the year 2184, all contact is lost with Moonbase One\. You have been sent to investigate the ten\-story complex and recover the unsent crew logs\.  Core Features     Procedural Moonbase Maze Generation    Force Field, Pulse Rifle, & Stasis Mines    7\-Xenomorph Archetypes    Alien Impregnation    Limited Ammo    Jonesy the Cat    60\-FPS Greenscreen Graphics    Early Access \[DLC\]: Sandbox mode under development

## Game information

- Type: game

- Developer: Advent RPG

- Publisher: Advent RPG

- Release date: Feb 22, 2022

- Coming soon: false

- Free to play: false

- Parent Steam app: Not collected

- Genres: Action, Indie, RPG, Strategy

- Categories: Single\-player, Steam Achievements, Steam Leaderboards, Family Sharing

- Platforms: windows

- Website: Not collected

- Screenshots: https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/870590/ss\_fad8137789b72ec6634b80dd2e8e9c48801cf6c7\.1920x1080\.jpg?t=1646030806, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/870590/ss\_91ae062711a78d879a339149f24f1546522fe71b\.1920x1080\.jpg?t=1646030806, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/870590/ss\_df841468a1bbe41dd0a2429f33825e5dac44773a\.1920x1080\.jpg?t=1646030806, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/870590/ss\_3a0bfd2fe39699049379d38eb92c2c2f3af75bdb\.1920x1080\.jpg?t=1646030806, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/870590/ss\_c8b462c72fd06efe06cad45f26603b718bbce724\.1920x1080\.jpg?t=1646030806

- Price: 299 minor units USD; discount 0%

- Price country: US

## Observed metrics

- Current players: 0

- Steam review count: 8

- Steam positive reviews: 7

- Steam negative reviews: 1

- Steam positive percentage: 87.5%

- 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/13152b5e-bac0-418c-ad91-7953cb56e7e4/player-metrics?days=7&format=markdown) · [JSON](/api/v1/entities/13152b5e-bac0-418c-ad91-7953cb56e7e4/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\-23T14:25:12\.445961\+00:00

- Player count observed: 2026\-09\-23T14:25:13\.855142\+00:00

- Reviews observed: 2026\-09\-23T14:25:13\.625361\+00:00

Full provenance: \{"urls":\{"price":"https://store\.steampowered\.com/app/870590/","catalog":"https://api\.steampowered\.com/IStoreService/GetAppList/v1/","details":"https://store\.steampowered\.com/app/870590/","players":"https://api\.steampowered\.com/ISteamUserStats/GetNumberOfCurrentPlayers/v1/?appid=870590","reviews":"https://store\.steampowered\.com/appreviews/870590"\},"price":"2026\-09\-23T14:25:12\.445961\+00:00","source":"steam","catalog":"2026\-09\-28T16:58:32\.455488\+00:00","country":"US","details":"2026\-09\-23T14:25:12\.445961\+00:00","players":"2026\-09\-23T14:25:13\.855142\+00:00","reviews":"2026\-09\-23T14:25:13\.625361\+00:00","language":"en","editorial":null,"membership":"store\_catalog","observations":\{"price":"1ab14049\-ebea\-4e09\-91eb\-21bb59597d29","catalog":"c166edf9\-059f\-421f\-a1e5\-1906f665c010","details":"52442bfe\-253b\-45f4\-8531\-9ce559564ebd","players":"9477a869\-42af\-49e8\-8a99\-871d1aa6ff5e","reviews":"fceca591\-4a16\-47e2\-88cd\-bb32a55d3e82"\},"reviewFilters":\{"language":"all","review\_type":"all","purchase\_type":"all","filter\_offtopic\_activity":0\}\}

Native rating methodology: \{"count":0,"average":null,"entityId":"13152b5e\-bac0\-418c\-ad91\-7953cb56e7e4","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/870590/) · [JSON](/api/v1/games/13152b5e-bac0-418c-ad91-7953cb56e7e4)