To help develop the history of Aperture Science, and the span of time between Portal and Portal 2, Valve expanded upon the unseen character of the "Rat Man" in both Portal 2 and through a digital comic, "Portal 2: Lab Rat", whose storyline takes place between the two games. This comic, made...
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To help develop the history of Aperture Science, and the span of time between Portal and Portal 2, Valve expanded upon the unseen character of the "Rat Man" in both Portal 2 and through a digital comic, "Portal 2: Lab Rat", whose storyline takes place between the two games. This comic, made available online about two weeks before Portal 2's release, includes Wicklund's art
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