You get Modern Warfare 3 for £2.84 @ CDKeys.
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Call of Duty Modern Warfare 3 delivers an intense single-player campaign that picks up immediately following the events of Call of Duty: Modern Warfare 2 and escalates into World War 3. Modern Warfare 3’s also boasts its re-imagined multiplayer, featuring the series’ trademark visceral gun-on-gun combat, a revamped point streak, devastating new modes like 'Kill Confirmed', new features and a bevy of new weapons, equipment and perks.
The most epic Call of Duty game ever Call of Duty: Modern Warfare 3 delivers a multiplayer experience that continues to raise the bar by focusing on fast-paced, gun-on-gun combat, along with innovative new features that support and enhance different styles of play. In Call of Duty: Modern Warfare 3’s multiplayer, the player defines the experience through masterfully engineered Strike Package and Weapon Proficiency Systems, helping them play through the most intense multiplayer experience available.