Complete the defense of Asgard with 75% Morale.
Complete the game.
Continue playing to unlock this secret achievement.
Prevent the Scabrite Bomb from detonating without using any tap or charged Elemental Powers.
Complete Muspelheim.
Crash the Core Drill within 4 minutes of landing on it.
Kill 4 or more enemies with a single melee attack.
Stop the Resonator Beams in the Smelting Room without getting hit by them.
Extinguish 10 Warlord flames with Wind Powers.
Knock 30 enemies into abysses on Muspelheim.
Complete Vanaheim.
Reflect 3 of the War Beast projectiles.
Complete River Barge area with Mire Giant at 40% Health or better.
Complete Niflheim.
Open the Cave of Ages within 4 minutes.
Destroy the Jötun Ice Bridge.
Quickly obliterate 30 Frost Giants during the first battle on Niflheim.
Kill 10 Jötun Invaders within 30 seconds.
Defeat a giant enemy without taking any damage.
Complete Asgard.
Acquired an upgrade.
Maximize Thor's Odinforce.
Complete all Feats in Asgard.
Complete the game on Valhallan Difficulty (hardest).
Complete all Feats in Niflheim.
Complete all Feats in Vanaheim.
Complete all Feats in the game.
Complete all Feats in Muspelheim.
Complete all Feats in Asgard Besieged.
Acquire all Valor Upgrades.
Unlock all costumes.
Unlock all Lightning Colors.
Maximize Thor's Health.