Microsoft kicks off 12 Days of Xbox, Bastion goes half-price today

Microsoft's kicked off its 12 Days of Xbox promo for XBL leading into the New Year. The effort, which begins today and ends on January 2, will have a list of offers that'll last thew duration of the promo and a special deal that changes every day; it's Bastion today. The Supergiant-made, Warner-published RPG is reduced to 600 MS points from 1200 MS points. Get it here.

The rest of the deal can be found on Major Nelson's blog.