Warlords: A new great person type called the Warlord.
Vassal States: Conquer an enemy and subjugate them to your rule.
Game Scenarios: The expansion will deliver six scenarios.
New Civilizations: The pack will provide 6 new civilizations and associated unique units.
Civilization Leaders: Ten new leaders will be provided. The list will include leaders for the new civilizations as well as additional leaders for existing civilizations.
Leader Traits: Two new leader traits.
New Wonders: There will be three new wonders.
Unique Buildings: Each civilization will have a new unique building as well as their unique unit.
New Units, Resources, and Improvements: Many new items will be presented throughout the scenarios.
Core Game Tweaks and Additions: Expanded features and gameplay tweaks will be made to the core game.
Post-Release Patches and Game Upgrades: The pack will contain all of the patches and game additions (pit boss, etc.) yet released for Sid Meier's Civilization IV.
Specs & Requirements
Minimum OS Windows 2000/XP
Minimum Processor 1.2 GHz Intel Pentium 4 or AMD Athlon processor or equivalent
Minimum Memory 256 MB RAM (Windows 2000) / 512 MB RAM (Windows XP)
Minimum Graphics DirectX 9.0c-compatible 64 MB video card with Hardware T&L support ( GeForce 2/Radeon 7500 or better)
Minimum Hard Drive 1.7 GB Free
Minimum Sound DirectX 9.0c-compatible sound card