*Confirmed* Pro Perks Chalenges

Lightweight Challenges:
Escape death 5 times after being shot
Get 15 melee kills
Get 10 offense medals by killing ops near their objectives

Scavenger Challenges:
Get 2 kills without dying
Get 10 lethal grenade kills with resupplied grenades
Resupply 150 times with scavenger

Ghost Challenges:
Destroy 30 aircraft without killstreaks
Destroy 5 sentry guns
Kill 20 enemies while their spy plane or blackbird is up

Flak Jacket:
Plant/defuse 10 bombs in demolition
Survive 10 explosions
Throw back 5 enemy grenades

Hardline:
Earn and call in attack dogs
Get a 7 killstreak
Share 10 care packages with teammates

Hardened:
Get 30 kills through walls
Destroy 10 pieces of enemy equipment through walls
Shoot 200 bullets into enemy aircraft

Scout:
Get 30 headshots
Get 50 one shot one kills
Get 50 kills with secondary weapons

Steady Aim:
Get 150 hip-fire kills
Melee 2 enemies consecutively 3 times
Get 100 kills after sprinting

Sleight of Hand:
Get 150 kills while ADS
Reload and finish off the enemy you wounded 10 times (shoot, reload, kill X10)
Kill an enemy within 5 seconds of reloading 30 times

Warlord:
Get 25 frag or semtex kills
Get 5 multi-kills with grenades
Get 150 kills using guns with two attachments

Marathon:
Capture 15 flags
Get first blood 10 times
Run 26 miles using marathon

Ninja:
Get 15 backstabber medals
Plant the bomb in search and destroy 10 times
Get 150 kills using the suppressor attachment

Second Chance:
Get 3 headshot kills in second chance
Get 20 kills in second chance
In second chance, kill the guy who downed you 5 times

Hacker:
Destroy 25 equipment or explosives using hacker
Kill an enemy with claymores or c4 25 times
Kill 25 enemies within jammer or motion sensor radius

Tactical Mask:
Kill 20 enemies that are stunned by your concussion grenade
Kill 20 flashbanged enemies by your flashbang
Kill 20 enemies poisoned by your nova gas

This is Confirmed!!! soo pls don't fuck and say noob

look at gamespot 1 hour gameplay he shows some of this