Voltron: Defender of the Universe Season 2 Episode 23 Great Stone Space Faces

The Voltron Force discovers signs of an ancient civilizationon planet Neb. However, the planet is unstable and Nerok isright behind them, ready for an ambush. Hazar meets withhis father, Chancellor Mozak, to consider the fate of theDrule Empire. They realize that the empire will lose if theytry to attack Earth, and peace is their only long-term option.