Oza served as a mortuary attendant on Varos alongside Az. Both he and Az fell to their death in an acid bath, having been outmaneuvered by the Sixth Doctor (PROSE: Vengeance on Varos [+]Loading...["Vengeance on Varos (novelisation)"], TV: Vengeance on Varos [+]Loading...["Vengeance on Varos (TV story)"])