The Hobbit
Why do you think Tolkien uses Gandalf the way he does?
Clearly Gandalf is not invincible. He does, however, seem to show up when he is needed, and then disappoints everyone by leaving, Trolls? Goblins? Gandalf has your back.
Clearly Gandalf is not invincible. He does, however, seem to show up when he is needed, and then disappoints everyone by leaving, Trolls? Goblins? Gandalf has your back.
Gandalf is a mentor figure yet separated by who he is. His power means that there are certain magic things that only he can handle.