Age of Empires
"Age of Empires", released on October 26, 1997, was the first game in the series, as well as the first major release from Ensemble Studios. It was one of the first history-based real-time strategy games made, utilizing the Genie game engine. GameSpot described it as a mix of "Civilization" and "". The game gives players a choice of 12 civilizations to develop from the Stone Age to the Iron Age. The expansion pack, "The Rise of Rome", published by Microsoft on October 31, 1998, introduced new features and four new civilizations, including the Romans. Although the two games had contained many software bugs, patches resolved many of the problems.
Game of Emperors
Game of Emperors is a massively multiplayer online real-time strategy game (MMORTS) developed by the Bulgarian game production company Imperia Online JSC. It is released on February 2016 and it has been translated into 30 languages. Game of Emperors is a medieval MMORTS game with deep gameplay. 
Game of Emperors is set in the Medieval times. The players develop their own cities by constructing economic and military buildings, researching in the University in the Capital and expanding their army, which will fight in the battles. Everyone is trying to keep the Happiness at maximum levels, so that they don’t lose or win population to migration. The players also can communicate with each other using in-game messages, and may create or join alliances.