But, of the 50-plus campaign missions across the Black Ops series, which is the best? IGN sat down with senior Call of Duty Black Ops developers to ask them what their favorite campaigns are from ...

Call of Duty ... a neat undercover mission, as it was the usual World War 2 fair. However, Headquarters may be something worth reviving. The Headquarters mode in Call of Duty: WW2 was comparable ...

The Call of Duty Black Ops series has had its fair share of exciting missions. In some, you are tasked with retrieving a hostage while listening to DJ music. Other missions have you breaking out ...