StarClan is a spiritual group in the Warriors book series by Erin Hunter. It consists of the spirits of deceased cats who watch over the living members of the clans. StarClan provides guidance, support, and prophecies to help the clans navigate challenges and conflicts. The cats in StarClan are often depicted as glowing, ethereal beings who can communicate with the living through dreams or visions. They are believed to reside in a peaceful, beautiful place, where they can hunt and play freely. StarClan plays a crucial role in the beliefs and traditions of the clans, influencing their decisions and actions.