Alex Keller

Alex Keller is a major character in the Call of Duty: Modern Warfare series and a playable character. He was formerly an operative of the Special Activities Division of the CIA, codenamed "Echo 3-1", with a rich military background, including service in Delta Force. In the game, Alex often fights alongside Farah Karim, the commander of the Urzikstan Liberation Force, against Russian General Roman Barkov and his terrorist organization. He is proficient in various weapons, demolition techniques, and military tactics, and is known for his unwavering determination and fearless spirit. In the Call of Duty: Modern Warfare storyline, Alex sacrifices himself to stop Barkov's plot, but is later revealed to have survived and continues to participate in battles in subsequent titles. He is also a character in Call of Duty: Modern Warfare II and Call of Duty: Modern Warfare III, and also appears in Call of Duty Mobile. He is popular among players for his decisive actions and his adherence to justice.