I think it ll be Freya . we can see it from her curse:
I will rain down every agony,every violation imaginable upon you. Iwill parade your cold body from every corner of every realm and feed your soul to the vilest filth in Hel.
Didn't like God of War so i most likely wont play the next game. They're probably wanting a trilogy so they're probably keeping Odin for last, so Freya would probably be a good shout... unless
Didn't like God of War so i most likely wont play the next game. They're probably wanting a trilogy so they're probably keeping Odin for last, so Freya would probably be a good shout... unless