For ten points, identify this Babylonian god who slew the chaos dragon Tiamat to become the Lord of Heaven and Earth.
The chief god of the city of Babylon, he later became known as Bel, or Lord. Associated with the Sun, fertility and magic, he seems to have originally been an agriculture god since his symbol is a triangular spade. The son of Ea, his consort is Sarpanitu and he is often depicted with a scepter in his hand and a tunic decorated with stars. For ten points, identify this Babylonian god who slew the chaos dragon Tiamat to become the Lord of Heaven and Earth.
The chief god of the city of Babylon, he later became known as Bel, or Lord.
{Marduk}