Wikipedia
Radagast
Radagast the Brown is a fictional character in J. R. R. Tolkien's Middle-earth legendarium. He is one of the Istari, also known as " Wizards", who were sent by the angelic Valar to aid the Elves and Men of Middle-earth in their struggle against the Dark Lord Sauron. Radagast appears in The Lord of the Rings and Unfinished Tales, and is mentioned in The Hobbit and The Silmarillion.