How long would it take you to beat all the CoD of duty?

Do you still play previous old COD games on PlayStation 3 and Xbox 360? [COD] : r/CallOfDuty

How Zombies Became Call of Duty's Biggest Mode - IGN

Call of Duty Veteran Difficulty Tier List - easiest and hardest campaigns ranked - Dot Esports

How long is the 'Modern Warfare 2' campaign?

How Long Call of Duty: Vanguard Takes To Beat

How long is Call of Duty?

How long does it take to beat the Call of Duty: Modern Warfare 2 campaign? - Xfire

This is how long the Call of Duty: Modern Warfare 2 campaign lasts - Meristation

How Long Modern Warfare 3 Campaign Takes to Beat

How long does it take to beat the Modern Warfare 2 campaign? Story Mode length revealed