Brick Tamland Posted April 18, 2014 Share Posted April 18, 2014 Thinking with Time Machine is a free Portal 2 mod in which you will find and use a Time Machine to create a twin of yourself from the past to help you solve the puzzles. The past self accurately repeats all of the player's actions, creating a unique twist on familiar Portal game mechanics. View the full article Quote Link to comment Share on other sites More sharing options...
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