 In the final season of the series, Servalan, (now known as Sleer), used a stylish-looking white ship, with black and red stripes, that also could land as seen in the episode "Animals".In the episode "Sand", Servalan was aboard a yellow ship with landing capability, suggested to be a scout vessel, that has the logo of the Federation emblazoned on the side.The Federation is the main adversary of Roj Blake, captain of the "Liberator" and the ad-hoc leader of a small group of rebels who oppose Federation rule.