The following games are included in the 25th Anniversary Collection: - Age of Empires: Definitive Edition - Age of Empires II: Definitive Edition - Age of Empires II: Definitive Edition - Lords of the West - Age of Empires II: Definitive Edition - Dawn of the Dukes - Age of Empires II: Definitive Edition - Dynasties of India - Age of Empires III: Definitive Edition - Age of Empires III: Definitive Edition - United States Civilization - Age of Empires III: Definitive Edition - Mexico Civilization - Age of Empires III: Definitive Edition - The African Royals - Age of Empires III: Definitive Edition - Knights of the Mediterranean - Age of Empires IV: Anniversary Edition