Taladon the Swift is the father of Tom and also Avantia's Master of the Beasts. He was turned into a ghost because of a lightning sent by Malvel.
He was turned back to flesh and blood after the Amulet of Avantia is reassembled.
At Chapter One of the book Krabb Master of the Sea, Aduro showed Tom the land of Gwildor using the Amulet of Avantia. At Chapter 2, it is revealed that Gwildor is the twin of Avantia, and have it's own champion, the Mistress of the Beasts. he died facing Tecton the armoured giant.