Overview: The Blastula are increasing the temperature on Earth in their plot to colonize the planet.
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First Air Date: Oct 11, 1997Last Air date: Jun 30, 2001Season: 4 SeasonEpisode: 53 EpisodeRuntime: 30 minutesQuality: HDIMDb: 7.30 / 10 by 169 usersPopularity: 28.564Language: English