There are 36 Trophies that can be collected.

Bronze

Warrior's Madness
Kill 4 or more enemies with a single melee attack.

Valorous
Acquired an upgrade.

Marvelous
Unlock all costumes.

Electric
Unlock all Lightning Colors.

Golden Apples!
Maximize Thor's Health.

Like Father, Like Son
Maximize Thor's Odinforce.

Rage of Battle
Kill 10 Jötun Invaders within 30 seconds.

Slayer
Quickly obliterate 30 Frost Giants during the first battle on Niflheim.

Sharpshooter
Destroy the Jötun Ice Bridge.

Spelunker
Open the Cave of Ages within 4 minutes.

Sins of the Father
Complete Vanaheim.

Barge Hauler
Complete River Barge area with Mire Giant at 40% Health or better.

Volley
Reflect 3 of the War Beast projectiles.

Resonator
Stop the Resonator Beams in the Smelting Room without getting hit by them.

Crash Landing
Crash the Core Drill within 4 minutes of landing on it.

Into the Void!
Knock 30 enemies into abysses on Muspelheim.

Snuff Job
Extinguish 10 Warlord flames with Wind Powers.

The Bomb
Prevent the Scabrite Bomb from detonating without using any tap or charged Elemental Powers.

Silver

If He Be Worthy
Defeat a giant enemy without taking any damage.

Set in Motion
Complete Asgard.

Favored Prince
Complete all Feats in Asgard.

Reap What You Sow
Complete Niflheim.

Cold Warrior
Complete all Feats in Niflheim.

Jungle Runner
Complete all Feats in Vanaheim.

Through the Fire
Complete Muspelheim.

Fire Fighter
Complete all Feats in Muspelheim.

Flawless Defense
Complete the defense of Asgard with 75% Morale.

Prodigal Son
Complete all Feats in Asgard Besieged.

Gold

Savior of Asgard
Complete the game.

Legend of Valhalla
Complete the game on Valhallan Difficulty (hardest).

Feat Fetish
Complete all Feats in the game.

The Mighty Thor
Acquire all Valor Upgrades.

Platinum

KRAK-KA-BOOM!!!
Acquire all Trophies.

3 Secret

Bronze

Ejected
Rip the Jötun warrior out of the Frost Goliath's chest.

Gentle Giant
Spare a Mire Giant.

Silver

Homecoming King
Defeat Mangog.

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