There are a few features that put ours a head above the rest- A highly durable platform will withstand paintballs fired at over 300 feet per second, even direct hits to the camera. It can be powered by a wall socket, or a battery, and needs no external computer, or programming knowledge to run. Best of all- it runs linux. This time the penguin can shoot back.
The Mercenary — Portable Autonomous Paintball Sentry Gun "