A fearsome Basilisk and a large army has laid siege upon the city when Kratos arrives. Servitude to the gods at this point to help defend against a invading Persian army. The game begins as Kratos, who is a servant to the gods of Olympus, is sent to the city of Atticus because he is in The page consisted of the God of War 'omega' logo in the background with a PS3 style 3 with 'coming soon' at the bottom. The game also served as an unofficial announcement of the upcoming PlayStation 3 title God of War III by including a teaser image on the back of the instruction manual. New magic spells such as Charon's Wrath, Light of Dawn, and Efreet have also been introduced. New weapons have been added such as the Gauntlet of Zeus and the Sun Shield.
The core gameplay of hacking through enemies and bosses and finishing them off in brutal Quick Time Events remains the same.
Holding true to the PS2 originals, the gameplay remains essentially unchanged, with the exception of rolling being mapped to the shoulder buttons to compensate for the PSP's lack of a second analog stick.
Developed by California-based Ready at Dawn Studios, God of War: Chains of Olympus serves as a prequel to the God of War series and marks the first time the series has appeared on a platform other than the PlayStation 2.