He technically already went to Helhiem on the minus him dying part. I highly doubt they're going to kill Kratos permanently. It would be surprising if they did. As many times as Kratos has died and come back from hell.Norse hell. Just to see his reaction. "....huh, well I guess some things are just universal when it comes to underworlds." *severed head on his ass* "Oh aye, screaming souls in torment, sharp pointy bits, nashing of teeth. It's a pretty standard setup Hel's got down here. Reminds me of me own people's tales about the under..." "shut up head..." "right...ok...shutting up now."
Also, I know you told me already, but are you sure you're not interested in playing Ninja Saviors? It's got robot ninjas and you played a game recently where you're a cyborg ninja. Ninja is in your name.
Don't leave me hanging man. Don't do me like this. I feel like my life is a lie right now. Whhhyyyyyy? (Overly wangsting dramatic acting)