The game was released for PC and Mac on October 18, 2013.System RequirementsPCMinimumOS: Windows XP/Vista/7/8Processor: 2.5 GHz Single Core Processor or 2 GHz Dual Core ProcessorMemory: 2 GB RAMGraphics: OpenGL 2.0 compatible with 256 MB RAM (Shared Memory is not recommended)Hard Drive: 3 GB available spaceAdditional Notes: MouseRecommendedOS: Windows Vista/7/8Processor: 2.5 GHz Single Core Processor or 2 GHz Dual Core ProcessorMemory: 2 GB RAMGraphics: OpenGL 2.0 compatible with 512 MB RAM (Shared Memory is not recommended)Hard Drive: 3 GB available spaceAdditional Notes: MouseMacMinimumOS: Lion (10.7)Processor: 2 GHz (Dual Core) IntelMemory: 2 GB RAMGraphics: 256 MB RAMHard Drive: 3 GB available spaceAdditional Notes: Mouse