Portal 2's latest DLC doesn't just include the chance to create your own maps, it includes the chance to run around them hearing the delightful JK Simmons - aka Cave Johnson - command, dictate and berate you senselessly with almost half an hour's worth of new content recorded just for the level creator.
Kotaku · Luke Plunkett
Track: Sonny Bono Memorial Highway | Artist: Yawning Man | Album: Rock Formations
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