An Achievement
They do nothing besides earn achievements.
modern warfare 2 all the way!!!!!!!!!!!!!!!!
Modern warfare 3 is better
The intervention is not in modern warfare 3. Modern warfare 2 has the intervention.
Modern Warfare 3 is not in 3D.
Modern Warfare Mobilized(the DS port of Modern Warfare 1) & Modern Warfare 3.
Call of Duty World at War, Modern Warfare, Modern Warfare 2, Black Ops, and Modern Warfare 3 all have online multiplayer.
Modern Warfare 3.
Call of Duty 4: Modern Warfare came out first. This is the first game in the Modern Warfare series, and Modern Warfare 3 is the third game in the Modern Warfare series.
There is no demo for Call of Duty: Modern Warfare 3.
There are no demos for Call of Duty: Modern Warfare 3.