They were created by the Bad Wolf Corporation, based on the 21st century hosts Susannah Constantine and Trinny Woodall. After attempting to find the right clothes for Captain Jack Harkness, they tried to remove his head. Unfortunately for them, Jack was armed with a compact laser deluxe (hidden somewhere "you don't wanna know", even though they had removed his clothing and, thus, any hidden pockets in the clothing with their defabricator) and blasted their robotic heads off. (TV: Bad Wolf)
- Zu-Zana could replace her arms with surgical devices, including a chainsaw and syringes on her fingers.
- It is unknown if she was the only model on the Gamestation.