Call of Duty: Black Ops - Escalation Hints for Xbox 360
Also on: PlayStation 3
All Intel Locations covered plus a complete single player game walkthrough are contained in our guide to Black Ops.
All the tricky achievements are covered too with with text, video or both.
Click here to go to our guide
When playing zombies make sure you have either one of the snipers or a one shot kill gun have your sensitivity on insane and do a 360 turn then shoot make sure you get either a head or chest shot and the zombie that you killed will give you a kaboom perk