About
Experience the Half-Life™ expansion packs like never before. Operation: Black Mesa features reimaginings of both Half-Life™ Opposing Force and Half-Life™ Blue Shift through two unique campaigns. How will you survive the Black Mesa Incident? It's time to choose.
Pre-release · Steam · App 311810
Operation: Black Mesa
Tripmine Studios
Genres
ActionIndie
ActionIndieview more (+2)
Categories
Single-playerSteam AchievementsFull controller supportCaptions availableSteam WorkshopSteam CloudIncludes level editorFamily Sharing
Single-playerSteam AchievementsFull controller supportCaptions availableSteam WorkshopSteam CloudIncludes level editorFamily Sharingview more (+8)
Player tags
FPSShooterActionFirst-Person3DRemakeMilitaryHorrorDark HumorSci-fiAliensLinearGoreViolentRealisticSingleplayerAtmosphericIndieCombatLevel Editor
FPSShooterActionFirst-Person3DRemakeMilitaryHorrorDark HumorSci-fiAliensLinearGoreViolentRealisticSingleplayerAtmosphericIndieCombatLevel Editorview more (+20)
Followers
27,619
+2 · 1d
Wishlists est
278,926
Price
—
Release
To be announced
tba
6 snapshots· cumulative
+38 (+0.1%)
DayFollowersΔΔ %WishlistsΔΔ %
Jul 7, 202627,619+2+0.0%278,926+19+0.0%
Jul 6, 202627,617+8+0.0%278,907+77+0.0%
Jul 5, 202627,609+10+0.0%278,830+96+0.0%
Jul 4, 202627,599+9+0.0%278,734+86+0.0%
Jul 3, 202627,590+9+0.0%278,648+87+0.0%
Jul 2, 202627,581——278,561——
Tracked since May 6, 2026·Details 1d ago·Followers 19h ago