Sierra Entertainment has announced that it has shipped Empire Earth II: The Art of Supremacy to stores throughout North America. The first expansion for Empire Earth II, Supremacy adds new civilizations, new campaigns and many new features to the mix, enhancing the value of the already-classic RTS title.

The pack includes four new civilizations – the French, Russians, the Zulu and Maasai; three new campaigns; ten new combat units, including Zulu Warriors and Russian Howitzers; a Custom Civilization Editor, allowing users to create their own civilizations; the ability to turn regular units into power Heroes in victory; and two new modes – the Fealty and Tug-of-War modes.

The Art of Supremacy is retailing for $30.