Professional perks

Successfully complete the indicated task to unlock the corresponding Professional perk:

*Bling Pro: Get 200 kills while using a weapon with two attachments. Its effect is two primary weapon attachments and two secondary weapon attachments.
*Cold-Blooded Pro: Destroy 40 enemy Killstreak rewards while using the Cold-Blooded perk. Its effect is undetectable by UAV, air support, sentries, and thermal imaging; and no red crosshair or name when you are targeted.
*Commando Pro: Get 20 melee kills while using the Commando perk. Its effect is increased melee distance and no falling damage.
*Danger Close Pro: Get 100 kills with explosives while using the Danger Close perk. Its effect is increased explosive weapon damage and extra air support damage.
*Hardline Pro: Get 40 Killstreaks while using the Hardline perk. Its effect is that Killstreak rewards require one less kill and Deathstreak rewards require one less death.
*Last Stand Pro: Get 20 kills while using the Last Stand perk. Its effect is that you can use your equipment (i.e. frag grenades and throwing knives) while in Last Stand mode.
*Lightweight Pro: Run 30 Miles while using the Lightweight perk. Its effect is move faster and quick aim after sprinting.
*Marathon Pro: Run 26 Miles while using the Marathon perk. Its effect is unlimited sprint and climb obstacles faster.
*Ninja Pro: Get 50 close range kills while using the Ninja perk. Its effect is invisible to heartbeat sensors and silent footsteps.
*Scavenger Pro: Resupply 100 times while using the Scavenger perk. Its effect is resupply from dead enemies and extra magazines.
*Scrambler Pro: Get 50 close range kills while using the Scrambler perk. Its effect is jam enemy radar near you and delay enemy claymore explosions.
*SitRep Pro: Destroy 120 detected explosives or tactical insertions while using the Sitrep perk. Its effect is detect enemy explosives and tactical insertions and louder enemy footsteps.
*Sleight Of Hand Pro: Get 120 kills while using the Sleight Of Hand perk. Its effect is faster reloading and aiming.
*Steady Aim Pro: Get 80 hip fire kills while using the Steady Aim perk. Its effect is increased hip fire accuracy and longer hold breath duration.
*Stopping Power Pro: Get 300 Kills while using the Stopping Power perk. Its effect is extra bullet damage and extra damage to enemy vehicles.