MK

MK or Mark may refer to:
*MK14 - A semi-automatic assault rifle in Call of Duty: Modern Warfare 3 and Call of Duty: Advanced Warfare.
*M14 EBR, or "MK14 EBR" - A sniper/marksman rifle in Call of Duty: Modern Warfare 2, Call of Duty: Modern Warfare 3, and Call of Duty: Ghosts.
*MK46 - A light machine gun in Call of Duty: Modern Warfare 3.
*Mk 48 - Another light machine gun, featured in Call of Duty: Black Ops II.
*MK32 - A multi-shot grenade launcher in Call of Duty: Ghosts.
*Mk 19 - A mounted grenade launcher in Call of Duty 4: Modern Warfare and Call of Duty: Modern Warfare 2.
*Mk 22 Mod 0 - A silenced handgun in Call of Duty: Black Ops (Nintendo DS).
*Mk 2 Grenade - A grenade in several games.
*MK12 SPR - A sniper rifle that was cut from Call of Duty: Modern Warfare 3.
*Mk 47 Mod 0 - A mounted grenade launcher.
*Bered MK8 - A light machine gun in Call of Duty: Modern Warfare Remastered
*Ray Gun Mark II - A wonder weapon in Call of Duty: Black Ops II.
*Sten Mark II - A Submachine Gun in several games, including Call of Duty, Call of Duty: Finest Hour, Call of Duty 3, and Call of Duty: Black Ops.
*Lee-Enfield No.4 Mk I - A bolt-action rifle in several games.
*Webley Mk IV - A revolver in Call of Duty: United Offensive and Call of Duty 2.
*MK17-CQC - The SCAR-H as it is named in Call of Duty Online.
*MK1911 - The M1911 as it is named in Call of Duty Online.
*Mark Ammo - An attachment in Call of Duty Online.
*Mk4 Rocket - One of the AST's weapons in Call of Duty: Advanced Warfare.
*Mark IV Tank - A tank featured in the Zombies map Origins.
*GKZ-45 Mk3 - A wonder weapon on the zombies map Gorod Krovi in Call of Duty: Black Ops III.
*Mk. V Gas Grenade - A tactical grenade in Call of Duty: WWII
*MK2 Carbine - A lever-action marksman rifle in Call of Duty: Modern Warfare.
*Bruen Mk9 - The M249 SAW as it is named in Call of Duty: Modern Warfare.
*XRK CZEN mk2 - A barrel attachment in Call of Duty: Modern Warfare.
*Mk1 Competition - A barrel attachment in Call of Duty: Modern Warfare.
*Mk1 Extended - A barrel attachment in Call of Duty: Modern Warfare.
*Mk3 Burst Mod - A barrel attachment in Call of Duty: Modern Warfare.
*FSS MK2 Sport Comb - A stock attachment in Call of Duty: Modern Warfare.
*FSS MK2 Precision Comb - A stock attachment in Call of Duty: Modern Warfare.
*MK2 Ultralight Hollow - A stock attachment in Call of Duty: Modern Warfare.