Crusader Kings (2004) - MobyGames

Crusader Kings is a real-time (but pause-able) strategy game based on the Europa Universalis engine that focuses on the feudal kingdoms of medieval Europe in the time period of 1066 to 1419 A.D. Those familiar with EU & EU2 will find the game easy

Crusader Kings - IGN

Crusader Kings (2004) - MobyGames

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CRUSADER KINGS 1 OST [Full] Game Soundtrack

Crusader Kings (2004) - MobyGames

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Europa Universalis

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CRUSADER KINGS 1 OST [Full] Game Soundtrack

Crusader Kings II (2012) - MobyGames

Crusader Kings II (2012) - MobyGames

Crusader Kings II (2012) - MobyGames

Crusader Kings - IGN