Barbarians! is a scenario for Civilization IV: Warlords.
The objective of this scenario is to destroy Civilization. You will select the number of turns you wish to allow the game to autoplay. After the autoplay finishes, you will be taken to the Barbarian Horde screen. Use the Barbarian Horde Screen (F4) to purchase units and promotions. As you pillage, fight, and conquer civilization you will gain treasure which you can use to buy more units and promotions. You win once you have conquered all of the civilizations.
The goal of this scenario is to destroy all the civilizations on the map to win.