Ghost

Simon Riley AKA Ghost is a main character in the Modern Warfare storyline, he is featured in Call Of Duty 4: Modern Warfare, Modern Warfare 2 and Modern Warfare Remastered as part of the Single-Player Campaign, He was also featured in Call Of Duty : Modern Warfare 2019, Call Of Duty: Cold War and Call Of Duty: Mobile as a cosmetic character although in Call Of Duty: Modern Warfare 2019 He was featured in canon cutscenes across the game. He and Roach were later betrayed by General Shepherd in the mission 'Loose Ends' in Call Of Duty: Modern Warfare 2

 Call Of Duty 4: Modern Warfare 

Ghost was featured in the missions:

Call Of Duty: Modern Warfare 2

Ghost was featured in the following missions:

'Loose Ends'

 Call Of Duty: Mobile 

Ghost is a cosmetic operator in Call Of Duty: Mobile Skins:

Ghost - Jawbone

Ghost- Hazmat

Ghost - Stealth

Ghost - Dark Vision

Ghost - Loose Ends

Ghost - Plasma