Morpheus was the god of dreams in greek mythology. He was one of the three Oneiroi, sons of the god of sleep, Hypnos. Along with his two brothers, Phobetor (“nightmares”) and Phantasos (“illusion”), he was a diety of the underworld and would appear in the
Cerberus in Greek and Roman mythology, is a multi-headed dog, or "hellhound" with a serpent's tail, a mane of snakes, and a lion's claws. He guards the entrance of the underworld to prevent the dead from escaping and the living from entering.
Get Tangled in These Mythical God Family Trees - Get Tangled in These Mythical God Family Trees - A fun visual of the Egyptian Gods and their relations. All ages (educator note, mention of affairs, etc on the poster)