Microsoft’s Xbox Live Diamond card is offered exclusively to paid subscribers of Xbox Live. Owners of Live accounts with a 1 year pre-paid credit will receive a free card that entitles the cardholders to freebies and deals at selected stores. This credit-card sized card comes with a personalized gamer tag with a dash of Xbox 360 on it. Microsoft is cranking up its marketing arm to work with more partners for potential mutually beneficial deals. Sign up today if you have a Live account.