Battle the Mysterious Valkyrie

Complete the Training Course in Multiplayer

Upgrade one piece of armor

Battle the God of Thunder

Defeat the nine Valkyries

Retrieve all treasure from the Workshop’s center chamber

Complete all of the Trials of Muspelheim

Kill all of Odin’s Ravens

Collect all of the Artifacts

Spread the ashes

Complete all of Brok and Sindri’s Favors

Ride the ship out of Helheim

Learn the languages of Muspelheim and Niflheim