Dead Space 3 concept art has appeared online, courtesy of Enizr. The artwork shows weapons like the Ripper, Tesla Beam and a Line Gun, as well as the Legionary and Snow suit armor. A demo for Dead Space 3 will go live on January 20, but if you have an Origin account, you an get in on it early. Dead Space 3 is out in February for PC, PS3, and Xbox 360. Head below for the shots.