The Yowie is a fiend in Final Fantasy X found in the Cavern of the Stolen Fayth. It has high Magic Defense and Evasion, Tidus's or Wakka's physical attacks work the best. Yowie's attacks can inflict Petrify or Silence.
Yowie is a mythological character in Australian Aboriginal folklore. It is a creature that is a mixture of a human and an ape with red eyes and large canine teeth.