Modern Warfare 2 has mixed reviews on Steam, mostly due to crash bugs
Call of Duty: Modern Warfare 2 Bonus Content and Codes
Call of Duty®: Modern Warfare® II Launch — Everything You Need to Know Before the New Era Begins with Campaign Early Access*
Steam Workshop::CoD: Modern Warfare - Ghost (Playermodel & NPC)
Ghost MW2 Halloween Costume/Cosplay : r/ModernWarfareII
Modern Warfare 2: Ten Things You May Have Missed From The Call of Duty Reveal
Cosplay Call of Duty: Ghost Modern Warfare 2
Steam Workshop::CoD: MWII - Ghost (Urban) [PM/NPC]
Modern Warfare 2 campaign mission list, rewards, and how long to beat
How to get Ghost Operator in Modern Warfare 2 & Warzone 2: All skins & bundles - Charlie INTEL
Call of Duty: Modern Warfare 2 campaign review: a work of empty genius - Polygon