In the brutal world of the Vikings, swords weren't the only way to achieve immortality. To the Norse, the "Spoken Word" was a divine force, and at its center stood Bragi—the God of Poetry and Wisdom.

But how do you make a pit viper empathetic? Production designer Cory Loftis explains that Gary’s design evolved from being intentionally ambiguous — do we trust him? — to feeling instantly sympathetic ...