: You can still purchase Chains of Olympus and Ghost of Sparta individually or as part of the God of War: Origins Collection on the PS3 PlayStation Store.
: Used copies of the PSP UMD or the PS3 God of War Saga disc can be found through second-hand retailers. God of War – Chains of Olympus Free Download
Any convenient way to play Chains Of Olympus or Ghost Of Sparta? : You can still purchase Chains of Olympus