As sister of Zartan and twin of Zandar, Zarana works as a professional assassin for COBRA (led by Cobra Commander). Just like her brothers, she excelled in mastery of disguise, but also intends to act like a world-class actress, literally becoming an object of her impersonation to the extend that she not only thinks but reacts as they would.
G.I. Joe: An American Hero
Zarana appeared in the second season following Serpentor's rise as the new Cobra leader. In the episode "Computer Complications", she developed a romantic relationship with G.I. Joe member Mainframe while going undercover at the Joe base as "Carol Weidler".
G.I. Joe: The Movie
In the film, Zarana impersonates a blonde woman named Heather in an attempt to free Serpentor from prison held. She later participated in the Joes' battle against COBRA at Cobra-la, but is knocked out by Jinx. She would later escape following the destruction of Cobra-la.
G.I. Joe (DiC)
In the series, Zarana has developed a romantic relationship with Destro after the latter dumped Baroness. This prompted the angry Baroness to bring Cobra Commander back in power, and to ensure in getting back in good graces with Cobra Commander, Destro dumps Zarana by sending her down on a trap door.