# Mahjongg Investigations: Under Suspicion

Summer DB entity ID: b2084f6e\-bbc1\-4b9a\-a393\-60967f4a1e4e

Steam App ID: 12540

Organized crime is taking over Metro City\.  As a detective in the 83rd precinct you must use your Mahjongg skills to unearth clues and bring the criminals to justice\.  Don Diamante, the city's undisputed godfather, must be located and brought in\.  Collect and match evidence tiles to pinpoint perpetrators\.  Special clue tiles reveal hidden information and mini\-games throughout allow you to interrogate, analyze, and close the case\!  Build your career as you make the streets safe for the good people of Metro City\. 					  Progress through 10 ranks within the 83rd Precinct\.  Can you become the Deputy Commissioner? 					  Escalating crime complexity with multiple perpetrators and progressively more difficult Mahjongg Boards\. 					  Multiple mini\-games  \- Interrogation, DNA Analysis, and more\! 					  5 types of specialty tiles reveal vital suspect clues when matched\. 					  Vast cityscape with more than 20 locations to explore\. 					  Unlimited replay ability with advanced crime scenario generation \- never the same twice\.

## Game information

- Type: game

- Developer: Zemnott

- Publisher: Ziggurat

- Release date: Jul 29, 2008

- Coming soon: false

- Free to play: false

- Parent Steam app: Not collected

- Genres: Casual

- Categories: Single\-player, Family Sharing

- Platforms: windows

- Website: Not collected

- Screenshots: https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/12540/0000003624\.1920x1080\.jpg?t=1575348157, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/12540/0000003626\.1920x1080\.jpg?t=1575348157, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/12540/0000003627\.1920x1080\.jpg?t=1575348157, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/12540/0000003628\.1920x1080\.jpg?t=1575348157, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/12540/0000003632\.1920x1080\.jpg?t=1575348157, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/12540/0000003633\.1920x1080\.jpg?t=1575348157, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/12540/0000003635\.1920x1080\.jpg?t=1575348157, https://shared\.akamai\.steamstatic\.com/store\_item\_assets/steam/apps/12540/0000003636\.1920x1080\.jpg?t=1575348157

- Price: 299 minor units USD; discount 70%

- Price country: US

## Observed metrics

- Current players: 0

- Steam review count: 36

- Steam positive reviews: 28

- Steam negative reviews: 8

- Steam positive percentage: 77.77777777777777%

- 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/b2084f6e-bbc1-4b9a-a393-60967f4a1e4e/player-metrics?days=7&format=markdown) · [JSON](/api/v1/entities/b2084f6e-bbc1-4b9a-a393-60967f4a1e4e/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\-24T19:57:04\.362365\+00:00

- Details observed: 2026\-09\-21T18:01:54\.461189\+00:00

- Player count observed: 2026\-09\-21T18:01:55\.71458\+00:00

- Reviews observed: 2026\-09\-21T18:01:55\.563109\+00:00

Full provenance: \{"urls":\{"price":"https://store\.steampowered\.com/app/12540/","catalog":"https://api\.steampowered\.com/IStoreService/GetAppList/v1/","details":"https://store\.steampowered\.com/app/12540/","players":"https://api\.steampowered\.com/ISteamUserStats/GetNumberOfCurrentPlayers/v1/?appid=12540","reviews":"https://store\.steampowered\.com/appreviews/12540"\},"price":"2026\-09\-21T18:01:54\.461189\+00:00","source":"steam","catalog":"2026\-09\-24T19:57:04\.362365\+00:00","country":"US","details":"2026\-09\-21T18:01:54\.461189\+00:00","players":"2026\-09\-21T18:01:55\.71458\+00:00","reviews":"2026\-09\-21T18:01:55\.563109\+00:00","language":"en","editorial":null,"membership":"store\_catalog","observations":\{"price":"feb40929\-cafc\-4411\-b09c\-320a23dbb2a0","catalog":"2b6bd327\-8b59\-4e9d\-b8e6\-a1e52f60b80f","details":"2cb8b450\-bb18\-499a\-84e9\-8f8391b383cb","players":"5f09d307\-ca32\-44c1\-b428\-4bf3fed16ec5","reviews":"fea57d2d\-4c9c\-4428\-bf8e\-6cb9f8074059"\},"reviewFilters":\{"language":"all","review\_type":"all","purchase\_type":"all","filter\_offtopic\_activity":0\}\}

Native rating methodology: \{"count":0,"average":null,"entityId":"b2084f6e\-bbc1\-4b9a\-a393\-60967f4a1e4e","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/12540/) · [JSON](/api/v1/games/b2084f6e-bbc1-4b9a-a393-60967f4a1e4e)