Steam account required for game activation and installation
PC System Requirements:
Minimum:
OS: Windows 2000/XP/Vista/Windows 7/Windows 8, Mac OS X, Linux
Processor: Intel Pentium 4 2.0 GHz or AMD 2.5 GHz
Memory: 1GB RAM
Graphics: 3D graphics card with 64MB RAM
Hard Drive: 1 GB available space
Sound: Standard audio
Mac System Requirements:
Minimum:
OS: OS X version Mavericks 10.9, or later.
Processor: Intel Mac
Memory: 1 GB RAM
Graphics: NVIDIA GeForce 8600M / ATi Radeon 2400 or better
Hard Drive: 1 GB available space
Sound: Standard audio
Linux System Requirements:
Minimum:
OS: Ubuntu 12.04 LTS, Steam OS
Processor: Intel Core Duo 2.0 GHz or AMD Athlon 64 X2 3600+
Memory: 1 GB RAM
Graphics: NVIDIA GeForce 6600GT / ATi Radeon 2400 or better
Hard Drive: 1 GB available space
Sound: Standard audio
Language Support:
Interface: English, Czech, French, German, Hungarian, Polish, Simplified Chinese, Traditional Chinese