Zelus

Zelus (Greek: Ζῆλος, zeal) is the god of dedication and emulation in Greek mythology. He is the son of Styx and Pallas, and also the brother of Nike, Cratos, and Bia. He and his brothers and sister were the friends of Zeus and were always with him. He was a constant companion of Zeus and personified zeal.

Other websites

• Theoi Project, a site exploring Greek mythology and the gods in classical literature and art