"M" for mature.
4 stars
M for Mature, 17
With an age rating of 15/18, it's not supposed to be, but children still play it.
Mature 17+
13
Call of Duty Black Ops is rated M for Mature.
The highest rated is Call of Duty 3 with a Gamestop rating of 8.2 and a user score of 8.5. Call of Duty World at War Final Fronts was made by a different developer and has no Gamespot rating and a user rating of 7.7. see related link
definetely M.
8.5 out of 10
On average from most reviewers it is a 8.5 rating
Call of duty 4?
Call of Duty 3 has an ESRB rating of teen for Blood, Violence, Language. The other Call of Duty games for the PS3 have ESRB rating of Mature and contain the following: Call of Duty 4: Modern Warfare- Blood and Gore, Intense Violence, Strong Language Call of Duty: World at War- Blood and Gore, Intense Violence, Strong Language Call of Duty: Modern Warfare 2- Blood, Drug Reference, Intense Violence, Language Call of Duty: Black Ops- Blood and Gore, Intense Violence, Strong Language