Metro 2033, Risen and Sacred Citadel Steam CD Key

Windows

OS: Windows XP™ (with Service Pack 3)
Processor: 2 GHz Intel® Pentium™ 4 Single-core Processor
Memory: 1 GB RAM
Graphics: 256 MB DirectX™ 9.0c compatible graphics card (nVidia® GeForce® 7900/ATI Radeon™ X1800 or better)
DirectX®: DirectX™ 9.0c compatible graphic card driver
Hard Drive: 2.5 GB free Hard Drive space
Sound: 100% DirectX™ 9.0c compatible sound card
Controller Support: Keyboard, Mouse