Various clues and heavy hints are suggesting Valve is planning on introducing a third faction into the Team Fortrss 2 universe, mostly likely a gray one made entirely of robots.

Dedicated TF2 fans have uncovered a mysterious note refarring to a third borther to the Mann family named Gray Mann and the will of the brothers’ father.  This new web comic featuring said brother has popped up online as well.

There’s even a nifty little video showing some other hints pointing the robotic make over. See it below.

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