Gandalf

Gandalf is a fictional character from J.R.R. Tolkien's "The Hobbit" and "The Lord of the Rings." He is a wise and powerful wizard, known for his long white beard, gray cloak, and a staff. Gandalf plays a crucial role as a guide and protector to the main characters, helping them on their journey to defeat dark forces. He embodies themes of wisdom, courage, and sacrifice, often delivering important lessons about friendship and hope. Gandalf also represents the archetype of the mentor or guiding hero in literature, influencing many subsequent works in fantasy and popular culture.