Very little is known about Prowley's origins. He appears to be magical in nature, and meows in hieroglyphics. At some point he became the pet cat of Cassandra Craft.
Prowley was created by Grant Morrison and Ryan Sook. He made his first appearance in Seven Soldiers: Zatanna #2.
Major Story Arcs
Seven Soldiers of Victory
Living in Cassandra's shop, Prowley meets and takes a liking to Misty Kilgore. He is mimicked by the Gwydion when it begins attacking Zatanna. He is taken out of the shop by Cassandra, and remains there until Gwydion is defeated.
Powers and Abilities
Prowley is a cat. His owner is able to see magical auras through his eyes. It is hinted that he is able to enter the dreams of others and interact with those who are dreaming.