Here is the full list of all 36 God of War: Ghost of Sparta trophies - there are 20 bronze, 10 silver, 5 gold and 1 platinum.
Collect all of the trophies
Make a Titan scream for over a minute
Collect all of the Godly Possessions
Beat the Challenge of the Gods
Incinerate 500 enemies
Execute a 1000-Hit Combo
Completely upgrade all weapons and magic
Finish the game (Hard Mode)
Finish the game
Kill Thanatos
Save Deimos
Finish Deimos battle
Deactivate the crusher
Rip out 10 Keres Wraith enemy hearts
Raise the bridge to Death's Domain
Collect all the Minotaur Horns
Kill Lanaeus
Collect all the Phoenix Feathers
Survive the vortex
Kill King Midas
Attempt to open the Golden Chest for 30 seconds
Collect all the Gorgon Eyes
Defeat your inner self
Kill the dissenter
Entertain the brothel whores
Execute a 200-Hit Combo
Kill Erinys
Escape the burning building
Break the grinder
Sink Atlantis
Kill Scylla
Acquire Thera's Bane
Upgrade any weapon
Kill Callisto
Throw 10 enemies into other enemies
Rip out Scylla's jaw