Create a class with the Hardline perk and use the Specialist Killstreak package. Once you reach Level 20 in Multiplayer mode, use the Specialist Killstreak package to get a lot of extra XP. will get double XP for the rest of the match. Additionally, the team with the person who calls in a M.O.A.B. When activated, it will kill all enemies on the map, no matter where they are, as well as disable the enemy's equipment, electronics, and pointstreaks for one minute. Get a 25 (24 with Hardline) killstreak using only your gun/knife/equipment (killstreak kills do not count) to get a M.O.A.B. Reach Level 31 in Multiplayer mode for a weapon by getting 1,000 kills with it to unlock the Gold camo for the weapon.
