Helios is a 6-letter chariot-riding god from Greek mythology. He was the personification of the sun and was often depicted as driving a chariot across the sky. ARES is a 4-letter chariot-riding god from Greek mythology. He was the god of war and was often depicted riding a chariot into battle. Thor is a 4-letter chariot-riding god from Norse mythology. He was the god of thunder and was often depicted riding a chariot pulled by two goats.