Magnum

There are three Magnum revolvers in the Call of Duty series. The Magnum can refer to:
*.357 Magnum - A revolver that appears in Call of Duty: World at War, Call of Duty: Black Ops: Declassified and Call of Duty: Modern Warfare.
*.44 Magnum - A revolver that appears in Call of Duty: Modern Warfare 2, Call of Duty: Modern Warfare 3, Call of Duty Online, Call of Duty: Ghosts, Infinite Warfare, Modern Warfare Remastered and Modern Warfare 2 Campaign Remastered.
*Magnum (Cold War) - A revolver that appears in Call of Duty: Black Ops Cold War.