Mass Effect 2 'Engineer' Class Powers Up Following last week's reveal of Mass Effect 2's biotic A

The tech specialist now takes on a more active role through combat drones, damaging fire and freezing ice attacks, and improved hacking which properly turns mechanical opponents into allies, as well as heavy pistols--such as the X-3A Predator--and submachine guns.

Mass Effect 2 arrives for PC--system requirements and DRM details here--and Xbox 360 on January 26, 2010. A Collector's Edition includes various virtual and physical goodies.