From Wikipedia: "The Banner Saga is a Viking-themed tactical role-playing video game developed by Stoic... The game takes place in a Viking legend-inspired world, stuck in a perpetual twilight since the sun disappeared"
The song was composed for History's Vikings series, and was composed by Trevor Morris and Einar Selvik, who performs the piece here at the Krakow Film Music Festival. The lyrics are taken from the Eddic poem Völuspá and the skaldic poem…