There are 18 civilizations with 26 leaders in Civilization IV. Warlords adds 6 new civilizations each with their own leader, and 4 new leaders for existing civilizations. Beyond the Sword adds 10 new civilizations, each with their own leader, and 6 new leaders for existing civilizations. This totals 34 civilizations and 52 leaders in Civilization IV and its expansion packs.
|Civilization IV |
|Warlords • Beyond the Sword • Colonization†|
|† Total conversion remake of the game Sid Meier's Colonization using Civilization IV engine|