GOD OF WAR II UNLOCKABLES
Unlock the God of War costume
Complete the game. Can be on any level of difficulty.
Unlock Arena of the Fates mode
You must achieve a 'titan'rank in challenge mode to unlock the arena of the fates
Get completion bonus
If you successflly complete the game on any difficulty level then save it, go back and start a new game at the equal or less difficuty and you will have all the weapons.
Challenge of the Titans
Finish the game once on any difficulty to unlock the Challenge of the Titans mode in the treasures menu.
Titan Difficulty
Finish the game once on any difficulty to unlock the Titan Difficulty setting.
Athena
Complete the game on Titan mode to unlock Athena.
Blade of Olympus
Complete the game, then start a New Game + game to get the Blade of Olympus.
Cod of War Outfit
Complete the game on any difficulty level to unlock the Cod of War outfit.
Dark Odyssey
Finish the game on God mode to unlock Dark Odyssey.
General Kratos Outfit
Collect 20 Cyclops eyes. You have to kill them with a special move to get the eye.