Gandalf is the wise wizard in J. R. R. Tolkien's novels; The Hobbit and The Lord of the Rings. He is a wizard, one of the Istari order, and the leader and mentor of the Fellowship of the Ring.

You. Shall not. PASS!! His name is "Bladorthin" Although Gandalf is the name we all know him for. Elf-friend, Istar (Wizard), Ring-bearer, Servant of the Secret Fire, Wielder of the Flame of Anor. Gandalf is by far, the most powerful and brave wizard there has been.

“Darkness took me;” he whispered to Aragorn, Legolas, and Gimli, “and I strayed out of thought and time, and I wandered far on roads that I will not tell. Naked I was sent back — for a brief time, until my task is done.”