Call of Duty 4: Modern Warfare arms gamers with an arsenal of advanced and powerful modern-day firepower and transports them to the most treacherous hot spots around the globe to take on a rogue enemy group threatening the world. As both a U.S. Marine and British S.A.S. soldier fighting through an unfolding story full of twists and turns, players use sophisticated technology, superior firepower, and coordinated land and air strikes on a battlefield where speed, accuracy, and communication are essential to victory. The epic game also delivers the added depth of multiplayer action, providing online fans an all-new community of persistent, addictive, and customizable gameplay.