Rutan

The Rutan are an alien race from Doctor Who, capable of shapeshifting, and are the traditional and eternal enemies of the Sontarans – though this rivalry has never actually been directly witnessed in the TV series. They have appeared in several Atlantean Publishing stories:
*For Want of Spironium...
*The Grange
*"Don't Go Into The Marsh!"
*UNIT Unsanctioned
Category:Aliens, Creatures and Monsters
Category:Doctor Who Fiction