Description: Faster-Paced Fun - Gameplay has been streamlined for a tighter, faster, and more compelling experience.Greater Accessibility and Ease of Play - An easy-to-use interface will be immediately familiar to RTS and action game players, and newcomers to the series will be able to jump in and play. Tech Tree - Flexible Tech tree allows players more strategic choices for developing their civilizations along unique paths. More Civs, Units, and Improvements to enhance and grow your empire. Multiplayer -LAN, Internet, PBEM, and Persistent Turn-Based Server (PTBS) offer players all-new strategies and ways to play when competing or cooperating with live opponents. Team Play - Whether playing multiplayer or single player, team play offers a new way of setting locked alliances that result in shared wonder effects, visibility, unit trading, and shared territory that delivers a plethora of new strategic and tactical options. Civ IV comes to life! - Beautiful 3D world with dozens of fully animated units (including culturally unique units), and totally customizable armies. Cities and wonders will appear on the map. Wonder movies are back! [2K Games]