World of Warcraft (Wow), one of the most popular online game worldwide is now extend their success into trading card industry. World of Warcraft Tcg launched this year with a great success at the beginning. Many players are attracted by their biggest prize in TCG history - USD$100,000 for the winner in world championship. They also include some of the online game�s element into World of warcraft Tcg by having something called �Loot Card� which is a card that allow online game player to redeem an special item inside the game.