Here is the full list of all 37 God of War trophies - there are 22 bronze, 9 silver, 5 gold and 1 platinum.
Obtain all other trophies
Retrieve all treasure from the Workshop’s center chamber
Defeat the nine Valkyries
Fully upgrade the Leviathan Axe
Complete all of the Trials of Muspelheim
Kill all of Odin’s Ravens
Use treasure maps to find all of the dig spots
Fully upgrade the Blades of Chaos
Spread the ashes
Defeat Baldur
Learn the languages of Muspelheim and Niflheim
Read all of the Jötnar shrines
Collect all of the Artifacts
Assist all of the wayward spirits
Complete all of Brok and Sindri’s Favors
Free all of the Dragons
Ride the ship out of Helheim
Fully upgrade your rage
Rescue Atreus
Obtain Ancient armor set
Obtain Traveler armor set
Kill 1,000 Enemies
Heal Atreus
Retrieve the Blades of Chaos
Defeat Magni and Modi
Fully upgrade a Runic Attack
Fully explore Veithurgard
Explore all the Lake of Nine has to offer
Fully upgrade your Health
Defeat the Dragon of the Mountain
Allow the Light Elves to return home
Craft an outfit for Atreus
Upgrade a piece of armor
Slot an Enchantment into your armor
Survive the Witch’s Woods
Obtain a Runic Attack Gem
Defend your home from The Stranger