Call of Duty has crossed over with the wrestling world for Season 5, and the new WWE SummerSlam event is now live in Modern Warfare 3 and Warzone. You can earn wrestling-themed rewards and unlock a new operator skin. Here we highlight all the rewards you can earn during SummerSlam.The WWE SummerSlam event runs from now until August 7. This event includes seven challenges and rewards, and completing them all will unlock the WWE-themed wrestler uniform for the operator Scorch.You only need to complete one challenge per reward, so you can mix and match the challenges across multiplayer, Zombies, and Warzone.All event challenges and rewards can be seen below. In the Spotlight - Calling cardMW3 challenge - Get 10 point blank operator kills with a shotgunZombies challenge - Get 200 point blank kills with a shotgunWarzone challenge - Interrogate three operators Enter the Ring - WWE emblemMW3 challenge - Get 50 akimbo kills with the Gunslinger Vest perk equipped and the akimbo attachment equipped on a pistolZombies challenge - Get 200 akimbo kills with a handgunWarzone challenge - Get three operator kills with any killstreak WWE - Large decalMW3 challenge - Get 20 operator kills with the riot shield or sledgehammerZombies challenge - Get 250 kills with a melee weaponWarzone challenge - Get two operator kills while driving or riding a vehicle Double Battle Pass XP tokenMW3 challenge - Get two operator 1-shot killsZombies challenge - Get 20 1-shot 2-killsWarzone challenge - Get two operator kills with a finishing move WWE SummerSlam - Weapon stickerMW3 challenge - Perform five executionsZombies challenge - Get five special zombie kills with melee weaponsWarzone challenge - Get three operator kills with explosives(For the Zombies challenge, special zombies are the Manglers, Mimics, and Disciples) Undisputed Champion - Weapon charmMW3 challenge - Get 25 hip-fire kills with an LMGZombies challenge - Get 400 hip-fire kills with an LMGWarzone challenge - Place in the top 10 five times Battle pass tier skipMW3 challenge - Get 20 operator kills with a frag or sticky grenade while the Modular Assault Rig perk is equippedZombies challenge - Get 400 explosive damage killsWarzone challenge- Get five operator melee kills Completing all seven challenges unlocks the Wrestler's Uniform operator skin for Scorch as a mastery reward.In addition to WWE superstars, Season 5 also adds powerful new weapons and attachments. Here's our unlock guide for the Quartermaster Suppressor and Paracord Grip attachments. The STG44 and Static-HV are new weapons unlocked through the free tiers of the battle pass, and here we provide recommended weapon loadouts for Warzone and MW3 multiplayer.