This download grants the Mechromancer, a 5th playable character class who can summon a destructive robot named Deathtrap. In addition to this new class, this pack also includes bonus items which were included in the Borderlands 2 Premiere Club Pack, including the Gearbox Gold Gun Pack, a Golden Key, which unlocks rare items in the mysterious Sanctuary Loot Chest, and the Vault Hunter’s Relic, which boosts your gear-hunting fortunes. Note: If you have pre-purchased the game and received the Premiere Club content, you do not need to purchase this content. Note: The Mac version of Borderlands 2 is available in English, French, Italian, German and Spanish only.

PC System Requirements Minimum:OS: Windows XP SP3/Vista/Win 7 Processor: 2.4 GHz Dual Core Processor Memory: 2 GB(XP)/ 2 GB(Vista) Hard Disk Space: 13 GB free Video Memory: 256 MB Video Card: NVIDIA GeForce 8500 /ATI Radeon HD 2600 Sound: DirectX 9.0c Compatible Other Requirements:Initial installation requires one-time internet connection for Steam authentication; software installations required (included with the game) include Steam Client, DirectX 9, Microsoft .NET 4 Framework, Visual C++ Redistributable 2005, Visual C++ Redistributable 2008, Visual C++ Redistributable 2010, and AMD CPU Drivers (XP Only/AMD Only) Recommended:OS: Windows XP SP3/Vista/Win 7 Processor: 2.3 GHz Quad Core processor Memory: 2 GB Hard Disk Space: 20 GB free Video Memory: 512MB Video Card: NVIDIA GeForce GTX 560 / ATI Radeon HD 5850 Sound: DirectX 9.0c Compatible Other Requirements:Initial installation requires one-time internet connection for Steam authentication; software installations required (included with the game) include Steam Client, DirectX 9, Microsoft .NET 4 Framework, Visual C++ Redistributable 2005, Visual C++ Redistributable 2008, Visual C++ Redistributable 2010, and AMD CPU Drivers (XP Only/AMD Only) Mac System Requirements Operating System: 10.7.5 (Lion), 10.8.2 (Mountain Lion)CPU Processor: Intel Core 2 Duo (Dual-Core)CPU Speed: 2.2GHzMemory: 4 GB RAMHard Disk Space: 13 GBVideo Card (ATI): Radeon HD 2600Video Card (NVidia): Geforce 8800Video Memory (VRam): 256 MBPeripherals: Macintosh mouse and keyboardSupported Video Cards: NVIDIA GeForce® 8800, GT 120, 320M, 330M, 650M; ATI Radeon HD 2600, HD 3870, HD 4670, HD 4850, HD 5670, HD 5750, HD 5770, HD 5870, HD 6630, HD 6490, HD 6750, HD 6770, HD 6970; Intel HD Graphics 3000, 4000 CPU Processor: Intel Quad CoreCPU Speed: 2.4 GHzMemory: 4 GB RAMVideo Memory (VRam): 512MBNOTICE: The following video chipsets are unsupported for Borderlands 2: ATI RADEON HD 2400 NVIDIA 8600m NVIDIA 9400m, 9600m Intel Integrated GMA 950 Intel Integrated x3100