While many people still think of games as children's toys, the Call of Duty series is clearly aimed at an older audience.

This is the first mission in the Call of Duty series where a main character is scripted to die.

It is part of the Call of Duty series.

Treyarch also plays an important part in developing the Call of Duty series.

It is the third year in a row that the Call Of Duty series has broken the same record.

The largest Call of Duty series strafe jumping site, with examples and tutorials.

Just like the Call of Duty series, turning its back on the platform that put it where it is.

Treyarch is also a major developer in the Call of Duty series.

The number 115 is commonly used in the Call of Duty series, to refer to the element ununpentium.

It is the sixth game in the Call of Duty series.