MW3 and Warzone: Vortex Virus Mainframe Event Challenges and Rewards
A Vortex Virus Mainframe event has rolled out in MW3 and Warzone and there are various rewards on the line including an animated weapon camo.
Moralityweapon Camo Modern Warfare Virus Mainframe Calling Cards Warzone Vortex Virus Mainframe Weapon Sticker
Source: gameranx.com