Every Portal player knows that the Weighted Companion Cube was the greatest videogame character to come along in 2007. If you are a true cube lover then you should check out the new Weighted Companion Cube plush toys Valve has set free on the world.
While the Valve Store is sold out of these plush tastic cubes there are many of them on Ebay right now but they are selling for upwards of $200. Also on Ebay was a giant Weighted Companion Cube with proceeds being given to Childs Play but the auction ended with the a final bid of $1,200!!! Act now if you want a cube to be forever part of your real life.
Sources: Ebay Valve Store Kotaku