Every day until December 31 will be discounted to the surprise of game content such as arcade or expansions that will be purchased by the end of the day. Today is the turn of the live arcade Lara Croft and the Guardian of Light, which can be purchased at a price of 600 Microsoft points with a 50% discount ( web link ). For lovers of the avatar, is also a nice discount 120MP monkey ( web link ). Please note that all offers are valid on Christmas lists this other news .