
As of
30-day average
28 players20 of 30 days observed
| Data | Collected | Observed since | Last success |
|---|---|---|---|
| News and patch notes | Every 7 days (cool tier) | 20 Oct 2026 | |
| Player counts | Every day (cool tier) | 19 Oct 2026 | |
| Store details | Weekly, and when Steam reports a change | 19 Oct 2026 |
Busier games are polled more often. Source: Steam Web API. Not affiliated with Valve.
The endless darkness and the somber, long passages of a military complex have become the abode of evil, thousands of blood-thirsty creatures fill its offices, storehouses and mysterious laboratories. About 1,000 monsters on each map, showing up to 100 monsters simultaneously on one playing screen.

Price now
$4.99Usual price
Lowest we've seen
$4.9925 Oct 2026
Sales we've seen
None yetNone since 21 Oct 2026
US Steam store prices, saved each time our store check sees a change. Our records start on 21 Oct 2026, so earlier sales are not listed. A sale is dated from the first check that saw it (usually within an hour of Steam changing the price) to the end date Steam gave. How we count
| Hour | Peak | Average | Polls |
|---|---|---|---|
| 11:00 UTC | 42 | 42 | 1 |
| 6 Nov, 10:00 UTC | 24 | 24 | 1 |
| 5 Nov, 10:00 UTC | 33 | 33 | 1 |
| 4 Nov, 10:00 UTC | 31 | 31 | 1 |
| 3 Nov, 10:00 UTC | 33 | 33 | 1 |
| 2 Nov, 10:00 UTC | 31 | 31 | 1 |
| 1 Nov, 10:00 UTC | 33 | 33 | 1 |