God of War Valkyries

These story arc are all carefully crafted and provide additional lore to the game world. One of the most memorable one is the one about Valkyries, where you need to "free" the Valkyries that are trapped in physical form, and of course, at the end of this Favor, you will obtain one of the most powerful armor set and a bunch of legendary, epic items.

As mentioned, there are one more realm to be unlocked via rune cyphers (collected throughout your journey) This land is famous for its treasure and deadly mist - Niflheim Claiming the last cypher pieces for this realm also award you the trophy Trilingual - As the name indicate, you, or more precisely - Atreus is able to read the runes lies on the top of eight bridges entrances.

Out of nine realms, which ones you can access?