Richard Schiff received the offer for Odin while he was in the car with his son. Schiff asked his son about it who immediately told him to take the part no matter what it was. Later that night his son wrote a two page outline to breakdown the original game for him.
Across the game are 14 poems by a bard named Kvasir. Each poem is an Easter egg that references a PlayStation game.
God of War: Ragnarok includes a touching tribute to one of its late developers, Jake Snipes, who passed away in 2020. In remembrance, his partner, and fellow developer, Sam Handrick, asked for a small memorial of some kind to be placed in the game. In response, developers took it a step further by creating an entire side-quest called "Across The Realms" in his honor. The quest begins at a campfire in Midgard, colored like a rainbow, that never stops burning.
If you were to start a new game, and beat the game in one go, the camera would not cut once, nor would there be any loading screens. (excluding deaths)