Oaths are sworn on the cup of, for 10 points, what Norse god of poetry?
One figure of this name is the sibling of Dag and Sigrún, and was slain at the Battle of Frekastein. Another figure of this name is the son of Hálfdan the Old, but the best known figure with this name offers an arm ring, sword, and horse to Loki and is accused of killing his wife's (*) brother. That figure has runes carved on his tongue, is married to Iðunn, and welcomes newcomers to Valhalla. Oaths are sworn on the cup of, for 10 points, what Norse god of poetry?
One figure of this name is the sibling of Dag and Sigrún, and was slain at the Battle of Frekastein.
{Bragi}