4.29 Spore: Galactic Adventures (2009)
4.12 Sid Meier's Civilization IV: Beyond the Sword (2007)
4.03 Sid Meier's Civilization IV (2005)
4.00 Spore Creature Creator (2008)
3.90 Sid Meier's Civilization III (2001)
3.78 Sid Meier's Civilization III: Conquests (2003)
3.73 Sid Meier's Civilization III (Gold Edition) (2003)
3.64 Sid Meier's Civilization III (Limited Edition) (2001)
3.61 Spore (2008)
3.60 Sid Meier's Civilization III (Complete) (2004)
3.51 Sid Meier's Civilization IV: Warlords (2006)
3.40 Sid Meier's Civilization III: Play the World (2002)

^*Games must have at least 5 votes to be included.