
How to activate
- Install Steam and sign in to your account (a free account is enough).
- In the top menu choose Games → Activate a Product on Steam…
- Enter your key exactly as shown in your order (with dashes) and confirm. The game appears in your library.
About
Fight for survival in NYC’s deadliest subway warzone.
Relentless aliens. Limited ammo. One lone defender.
Upgrade, strategize, and survive wave after wave of invasion.
New York’s underground has become a warzone. Aliens have invaded the subway, and you, a lone security guard, are the last line of defence for a train full of terrified passengers. Armed with only a pistol and limited ammo, you must fend off relentless waves of extra-terrestrial attackers while scavenging the tunnels for vital supplies. Every bullet counts and every decision could mean survival or annihilation. ...
System Requirements
Minimum
- OS
- Windows 10
Recommended



























