Collect all of the other trophies
Confront Hela
Collect all of the Lorestones
Defeat Fenrir
Enter Helheim
Escape the Sea of Corpses
Pull Gramr out of the Tree
Complete the Blindness Shard Challenge
Complete the Swamp Shard Challenge
Complete the Tower Shard Challenge
Complete the Labyrinth Shard Challenge
Meet Hela for the first time on the Bridge
Defeat Surtr
Defeat Valravn
Reaching the Gate for the first time