The Wonderful Galaxy of Oz(1996)

The year is 2060; Dorothy Gale and her mutant dog Talk-Talk have just been swept away from their home planet of New Kansas to a strange galaxy called Oz, where she befriends an unlikely band of heroes. Together, they're recruited to obtain three magic crystals to help the good Dr. Oz prevent the evil witch Glumilda from taking over the galaxy. A heavily truncated OVA of the 17-episode series of the same name.