Season 2, Episode 9 Hagar sets a trap for the Voltron Force in the form of a replica of Castle Doom. The replica is an illusion.
Season 2, Episode 8 The Voltron Force gets control of Amalgamus and fixes him. He becomes the strong, supportive leader he always should have been.
Season 2, Episode 7 The Voltron Force learns to use telepathy to control their lions. Pidge resists and is captured by Zarkon and Lotor.
Season 2, Episode 6 The Voltron Force encounters an alternate Voltron Force in a parallel universe. The real Voltron Force must help them as Lotor invades their world.