
Valve, creators of gaming staples such as Half-Life, Counter-Strike and the Steam digital storefront, announced on Monday that the company is now accepting pre-orders for Portal 2 via brick-and-mortar retailers, as well as through the Steam interface.
Special pre-order offers vary at participating outlets around the world and include a variety of dollars off and/or exclusive in-game content for those who reserve the game for purchase before it is released the week of April 18. These include $5 off the full price, exclusive in-game skins for the co-op bots (Atlas and P-body), and more.