The God of War Saga will include the entire main God of War trilogy, plus the God of War: Origins Collection which, as you know, features God of War: Chains of Olympus and God of War: Ghost of Sparta.
All with support for HD, DualShock, Trophies, and 3D (the latter only for God of War 3 and God of War: Origins Collection).
In addition to the games, there will also be some bonus content
