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11 avr. 2011 - Valve releases "Portal 2"

Description:

Sequel to Valve's insanely popular puzzle platformer, "Portal" which was released in the Orange Box, Portal 2 was just as successful

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Valve Corporation Timeline

ByConnor Callahan
22 oct. 2019
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Date:

11 avr. 2011
Maintenaint
~ Il y a 14 ans
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