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Battle of the Planets: Season 1, Episode 82 - The Sky is Falling (1) (1979)
Released: February 8, 1979
Tom, Mark's old friend from the academy, tells him that he has seen Mark's father on Odin, and Mark goes to Riga without telling Chief Anderson. Meanwhile the rest of G-Force is sent to Odin to try and stop the X-3, a doomsday weapon created by Spectra.
