Complete Asgard.

Kill 10 Jötun Invaders within 30 seconds.

Maximize Thor's Odinforce.

Defeat a giant enemy without taking any damage.

Complete Niflheim.

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

Complete all Feats in Asgard.

Maximize Thor's Health.

Complete all Feats in the game.

Acquire all Valor Upgrades.

Complete the game.

Complete the game on Valhallan Difficulty (hardest).

Unlock all costumes.

Unlock all Lightning Colors.

Kill 4 or more enemies with a single melee attack.

Acquired an upgrade.

Destroy the Jötun Ice Bridge.

Extinguish 10 Warlord flames with Wind Powers.

Complete all Feats in Muspelheim.

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

Knock 30 enemies into abysses on Muspelheim.

Complete the defense of Asgard with 75% Morale.

Complete all Feats in Asgard Besieged.

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

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

Complete Vanaheim.

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

Open the Cave of Ages within 4 minutes.

Complete all Feats in Niflheim.

Complete all Feats in Vanaheim.

Complete Muspelheim.

Reflect 3 of the War Beast projectiles.

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

Defeat Mangog.

Spare a Mire Giant.