God of War: Origins Collection (titled God of War Collection â€“ Volume II in Europe and commonly referred to as God of War Origins) is a remastered port of the two PlayStation Portable (PSP) installments in the seriesâ€”God of War: Chains of Olympus and God of War: Ghost of Spartaâ€”for the PlayStation 3 on a single Blu-ray Disc. It was announced at the Sony press conference at E3 2011 and was ported by Ready at Dawn, the developer of the PSP games. The collection was released on September 13, 2011, in North America, September 16 in Europe, September 29 in Australia, and October 6 in Japan. God of War: Origins Collection was also released in North America as a digital download on the PlayStation Store on September 13. God of War Origins features 720p high-definition video, anti-aliased graphics at 60 frames per second, DualShock 3 rumble features, Trophies, and is the first God of War release to feature Stereoscopic 3D.