Aethelfirth is a Hero available in the Scenario Editor of Age of Empires II: The Age of Kings based on a Bernician King named Æthelfrith who ruled over present day Scotland. Æthelfrith was especially notable for his victories against the Britons and the Gaels. Aethelfirth is represented by a Woad Raider but with better stats. Like other infantry units, Aethelfirth is affected by all upgrades that affect infantry as well as any civilization bonuses that affect them. As with all heroes, Aethelfirth can self regenerate and cannot be converted.