During the 2008 GDC, Sony showed off a hands-on demo of their new PlayStation Eye game, Tank War. In this game, you'll be able to have a tank war with your own vehicles that you drew on paper. It effectively looks like your figures on paper have come to life. Pretty nice.

Now the rules are you can draw any image on a clear sheet of paper as long as you use a dark marker, and your image is a closed shape. You can draw any shape to make into a tank - in this new video, it just happens to be a fish.

What's more is that you can make it look more like a tank by adding treads and a turret. It's very cool to watch, and warms a geek's heart after reminiscing lost school days doodling the Millennium Falcon. Anyhoo, here's the vid: