Portal 2: Triple Crown - Achievement Guide

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Uploaded by on Apr 23, 2011

Solve 3 co-op chambers in the Mass and Velocity course in under 60 seconds each - 15G

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Uploader Comments (GamePlayUK)

  • so each course in under 60 seconds? so basically solve all 3 in under 180 seconds right?

  • @whostolemyTV yes your right.

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All Comments (6)

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  • @MrMarkthelifeguard you can do them separate

  • do you have to do the three chambers in sequence or can you save game after each chamber?

  • nice dude!

  • nice vid first

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