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Invincible faces his most formidable foe yet. Enter: Allen the Alien! Plus killer cyborgs, a new love interest, someone discovers his secret identity, and Mark uncovers the painful truth of where babies come from.
First Air Date : Jul 21, 2008
Last Air date : Jul 21, 2008
Episode : 6 Episode
Season : 1 Season
Runtime: 30:14 minutes
Studio: MTV
Country:
Crew: Paul Reiser (Producer)
