Кратос : "Зеееевс, твооой сыыын идёёёт чтобыы убииить тебяааа"
[толпа подбегает к подножью Олимпа и видит там кучу титанов и Кратоса]
Зевс : "ОМФГ"
[занавес]

Challenge Of The Titans Beating the game on any difficulty Seven progressively harder minigames.
Arena Of The Fates Beating the game on Titan difficulty. Presumably some kind of ultra-hard test of skill.
Titan Mode You have to unlock Titan difficulty by beating the game on a lower difficulty first. Ultra-hard difficulty level.
Urns of Power Finding them during the game. Allows you to cheat during gameplay.
Bonus Costume 1 Beating the game on Mortal Difficulty. Cod of War! (Preferred skills: Magic and Health)
Bonus Costume 2 Beat the game on Spartan difficulty. Hydra Armor (Preferred skills: Health)
Bonus Costume 3 Beat the game on God difficulty. ???
Bonus Costume 4 Beat the game in Titan Mode. Athena costume.
Bonus Costume 5 Beat the game in Titan Mode. ???
Bonus Costume 6 Collect 20 cyclops eyes. Unlocks Kratos outfit from the first God of War. (Preferred skill: Experience.)
Bonus Costume 7 Receive overall ranking of God in Challenge of the Titans mode. Kratos wears his godly armor from the beginning of the game, even after being struck down by Zeus. (Preferred Skill: Armor.)
In-Game Movies - High-Res Beat the game on any difficulty. Watch all of the CGI gameplay cutscenes in order.
In-Game Movies - Story Format Beat the game on any difficulty. Watch all in-engine cutscenes in order.
Credits Beat the game on any difficulty. Watch the credits.