Call of Duty: Modern Warfare 2 campaign will unlock multiplayer rewards - Polygon

Don’t ignore the campaign this time: Call of Duty Modern Warfare II will unlock rewards to use in multiplayer and Call of Duty: Warzone for those who finish it.

How to level up fast in Modern Warfare 3 - Polygon

Here's what's included with a Call of Duty: Modern Warfare 3 pre-order - Polygon

Unlock FREE Rewards During MW2 Free Access! (Modern Warfare 2 Free Access Season 2 Reloaded)

Gamers Hate 'Call of Duty: Modern Warfare III'—What Went Wrong? - Decrypt

The Call of Duty: Modern Warfare II Open Beta is your chance to get hands on with Call of Duty: Modern Warfare II and provide essential feedback to

Call of Duty®: Modern Warfare® II Campaign Rewards: Earn During Early Access for a Head Start at Launch

Angry Call of Duty Fans Are Review-Bombing the Wrong Modern Warfare 3 - IGN

You Can Play 'Call of Duty: Modern Warfare III' Now—Here's How - Decrypt

MW2, Warzone 2 Season 4 release time: When does the new season launch? - Polygon

MW2 Campaign Rewards Grant Cosmetics for Spec Ops and Multiplayer - Collectables - Campaign, Call of Duty: Modern Warfare II