Ep 39. The Captive Comet

Haggar gains control of the Omega Comet, an invulnerable planetoid with the power of a micro-black hole. But before she can crash the Omega Comet into Arus, one of Lotor's slaves warns the Voltron Force. This slave is Romelle, Princess of Planet Pollux and Allura's cousin. But when the Voltron Force arrives, Lotor tricks Romelle into giving them false information, leading to Voltron's defeat!