Historians know almost nothing about the semi-legendary (well, more precisely, fully legendary) stranger Gilgamesh. In the "Epic of Gilgamesh", which was considered the first of the great literary works.Gilgamesh is a more valuable ally than any other leader in the game.As the first civilization in the history of mankind, the Sumerians immediately begin to shine. War chariots and ziggurats can be built from start of game.