Valve and Dark Horse have joined forces to bring us a hardcover edition of comics: over two hundred pages of story and awesome new art in three fan-favorite series. Included: Team Fortress, Portal and Left 4 Dead. These are new stories, including origins and history, for Valve’s greatest games. What’s not to love? Check out some of the sample pages below, then head over to Dark Horse and preorder your copy–Valve Presents: The Sacrifice and Other Steam-Powered Stories drops November 16.