Microsoft's suggestion for how to pass those hot summer afternoons: spend 1200 Microsoft Points ($15), repeatedly. The company released the official dates and prices for the XBLA games in this year's Summer of Arcade promotion
-- or, rather, dates and price
, since they all share the aforementioned 1200 MSP price tag.
Like last year's Summer of Arcade, purchasing all five games in this year's lineup entitles the buyer to a 1200-point rebate (essentially buy four, get one free). Additionally, if you buy three of the five, you'll get 400 MSP back! As for the release schedule: