Jude 2

Roughly the size of a small car, Foster's tank can reach speeds of around 20 mph with its three-cylinder diesel engine. Just like the real thing, the tank runs on treads and has a 360-degree cannon powered by compressed air from a scuba tank.

DIY Paintball Tank

woohoo!!!!
i have seen these and others. I actually had a team one time that we started building a tank of our own. I was the only one who kept interest and couldn't justify the costs on my own, so gave it up.