A grand campaign spanning 1080 - 1530 and based within Europe, The Middle East and South America.
21 factions and 250 new units.
Religious fervour. Play as a Christian nation and choose to obey or defy the pope. Play as a Muslim faction and wage Jihad upon the infidels.
Deeper diplomatic gameplay. Establish trade routes, send spies to enemy territory, marry daughters to ensnare rival generals or assassinate the Pope to place your cardinals within the Vatican.
Outstanding, genre leading graphics. Vastly improved multiplayer making online faster to setup and enjoy.