A few nice Call of Duty: Black Ops images I found:

MLGOrlando2011-46.jpg

Image by Xensin

Check out these Mass Effect 2 images:

MassEffect2 2012-11-16 09-59-17-45

Image by Annakie

MassEffect2 2012-11-16 13-52-43-01

Image by Annakie

A few nice Mass Effect 2 images I found:

MassEffect2 2012-11-16 10-48-26-61

Image by Annakie

MassEffect2 2012-11-16 10-32-03-16

Image by Annakie

MassEffect2 2012-11-16 10-17-33-40

Image by Annakie