Moses was quiet as they went about their mission--after all, sound could give them away. The rare times they encountered guards, he tried his best to take them out quietly and nonfatally as per Nightwing's request.

Sometimes it wasn't all that quiet or harmless, as he had a military rifle and kneecaps counted as nonfatal, but for the most part, he went about his business like a professional as they entered the programming alcove and the core that housed the Mother Brains.