Fluffy is based on Cerberus the 3 headed dog from Greek Mythology that guarded the underworld to stop people escaping
Cerberus, a three headed dog which guarded the gateway to the Underworld in Greek Mythology. Interestingly, Hagrid states he got Fluffy from "a Greek chappy he met down the pub".
Surely Fluffy, the 3-headed giant dog, would qualify.
Dobby.
Owls
Buckbeak is a hippogriff (A magical half-horse half-eagle creature).
Fluffy is a three headed dog in harry potter and the sorcerers stone (harry potter and the philosophers stone as a England copy). He guards the sorcerers stone in the 3rd floor corridor, along with a series of obstacles made by the teachers in Hogwarts school of witchcraft and wizardry. He is indeed a character in that book.
Fluffy was in the first Harry Potter... Harry Potter and the Sorcerer's Stone.
Surely Fluffy, the 3-headed giant dog, would qualify.
Fluffy.
No, Harry Potter is an original idea that uses mythological creatures and other fantasy characters.
Pigmy puffs.
Sure.
Dobby.
The creatures in Harry Potter that drain people of their souls are called dementors.
A Phoenix is a mythological creature with an 'x' in its name. If you have ever seen 'Harry Potter' - Fawks is a Phoenix. They are normally golden/reddish birds that possess unusual abilities. The legend is - as most are (see Vampires) - ever-changing.
Harry and Fawkes defeated a Basilisk.
On eBay it varies from $2.99 to $49.88
Fluffy.