Portal 2 Turrets Trailer
embedded by Embedded Video
Have you ever wondered how Portal‘s turrets fire so many bullets, or why those bullets seem to hurt 65 percent more than other bullets? This Portal 2 investment opportunity video reveals all that and more, such as what the best security is for your newborn’s room. Cave Johnson is a marketing mastermind! Portal 2 will be out on PC, PlayStation 3, and Xbox 360 on April 19.