Microsoft has named the two games that will feature this month in Xbox 360's Games With Gold offer.
As of today, Microsoft's hugely popular (and arguably never bettered) Crackdown will be offered to free for Xbox Gold members. Then from August 16th Capcom's Dead Rising 2 and its digital prologue Dead Rising 2: Case Zero will become available.
Current freebie Assassin's Creed 2 will remain free until August 15th.
The previous games to feature in games With Gold are Defense Grid: Awakening and Fable 3. Halo 3 is due to be added to the roster at some point.