Battle of Hagge
Around 1228 he defeated Medell's armies at Hagge, thereby strengthening his control of the Pontar Valley, and established the existing borders between Temeria and Aedirn. From this victory, Virfuril took the Amber Chamber as a spoil but which was later lost in the storm of war, it was either buried or destroyed.
- According to The Witcher 2: Assassins of Kings, if Prince Stennis managed to ascend the throne he became "Stennis I, seventeenth King of Aedirn", making Virfuril the fifteenth.
- In Blood of Elves, set in 1267, Emhyr var Emreis remarks to Menno Coehoorn that the battle of Hagge happened "not forty years ago"
- The Witcher 2: Assassins of Kings