Voltron: Defender of the Universe — Season 1, Episode 4: The Missing Key

Episode synopsis

Keith and the team uncover the key to the Black Lion, just as King Zarkon's Robeast is about to rain havoc on Planet Arus.

About Voltron: Defender of the Universe

Five lion robots and their pilots defend the planet Arus and the galaxy from evil King Zarkon.

More episodes from Season 1

• E1Space Explorers Captured
• E2Escape to Another Planet
• E3A Ghost and Four Keys
• E5Princess Joins Up
• E6The Right Arm of Voltron
• E7The Lion Has New Claws
• E8The Stolen Lion
• E9A Pretty Spy
• E10Secret of the White Lion
• E11Surrender
• E12Bad Birthday Party
• E13The Witch Gets a Facelift