15 years ago, the best Call of Duty changed online games forever

If not for one specific shooter, online games would likely look a lot different today.

How Call of Duty Reinvented The First-Person Shooter - IGN

The 50 best video games of 2020 - Polygon

How Call of Duty Reinvented The First-Person Shooter - IGN

Call Of Duty: 5 Ways The Series Has Changed Since The First Game (& 5 Ways It's The Same)

Today marks exactly 15 years since [COD] first released! What's your favourite memories from the series? : r/CallOfDuty

Call of Duty: Modern Warfare Remastered - Wikipedia

5 video games that changed the industry forever

Call of Duty: Modern Warfare II Editions FAQ

Call Of Duty: 5 Ways The Series Has Changed Since The First Game (& 5 Ways It's The Same)

Call of Duty Celebrates its 20th Anniversary — Call of Duty: Modern Warfare II — Blizzard News