Biography
Gandalf (originally a Maiar known as Olórin) is the main protagonist of the Arda universe of J.R.R. Tolkien, which is mainly focused on Middle-earth, and ultimately, the main protagonist of the Middle-Earth legendarium, appearing as a major protagonist in The Hobbit and the secondary protagonist in The Lord of the Rings. He also serves as the main protagonist of the animated film series, appearing as a major protagonist in The Hobbit movie made in 1977 and the secondary protagonist in The Lord of the Rings movie made in 1978 (which is also the name of the original novel) and in Return of the King (also the name of Part III of the novel The Lord of the Rings). He is also the main protagonist in Peter Jackson's live-action adaptations of the books respectively, serving as a major protagonist of The Hobbit film trilogy and the secondary protagonist of The Lord of the Rings film trilogy.
He is is a very old, very wise and very powerful wizard, and one of the Ainur who entered the world of Arda at the dawn of creation. Being thousands of years old, he is known far and wide by all: men, elves, dwarves, hobbits, and evil such as Sauron and orcs. Has many friends and known as Gandalf the Grey, Gandalf the White, Mithrandir, the White Rider, the Grey Pilgrim, etc. He is the servant of the Secret Fire, wielder of the flame of Anor, which is said where he is to be from. During the third age, he guides Frodo in destroying the One Ring, and participating several battles during the War of the Ring. Once a member of the High Order of wizards, he travels all around Middle-Earth visiting friends and embarking on journeys. In The Hobbit and the first volume of The Lord of the Rings, he was Gandalf the Grey, cloaked in all gray and wields a wooden staff. He offers to guide Frodo to Mordor to destroy the Ring and several comrades of all races join them.