Half-Life 2: Raising the Bar is a 288-page, hard-bound publication that chronicles the origins of Valve, development of Valve's first games, and covers the making of Half-Life 2 in great detail with hundreds of exclusive images, interviews and more. The Half-Life 2 Official Game Guide, a 320-page full-color guide covering the most anticipated PC game of all time, features full-color maps, weapons details, bestiary tactics, hidden game elements, and more.