Seeing the massive beast in front of him, Engineer whipped out his Sentry Gun. "Sentry comin' right up!" He shouted as the Gun built in front of his eyes. The Gun was only a small one at the moment, but it was starting to push back the beast. Engi ducked as he started to hit the gun. He didn't have enough metal to upgrade it, but it was helping. "Medic! What in the name of Sam Hill is going on here, and who are these people?!"