It also adds 11 new units, 4 new campaigns and 26 new technologies. The Conquerors adds several new civilizations like the Spanish, the Huns or the Aztecs, as well as optimizing the Artificial Intelligence of those that already existed beforehand. If Age of Empires II was already an incredible strategy game, The Conquerors expansion made it even better due to the fact that it optimized dozens of details that made the playability of the game even better than before. A game that marked a milestone in RTS development, that with The Conquerors expansion has almost reached perfection, becoming an instant classic. If you enjoy strategy games on your PC, you will surely know the masterpiece by Ensemble Studios, Age of Empires II.