Many types of perks can be picked from to help with the players play style, Using Lightweight will allow you to run faster and Dexterity will help you aim faster after running. Use Ghost and Cold Blooded to keep your position hidden.
Perk Tier 1
Lightweight
Move faster. Take no damage when falling.
Unlocked: Default
Hardline
Earn Scorestreaks faster.
Unlocked: Token
Blind Eye
Undetectable by AI controlled air support.
Unlocked: Level 5
Flak Jacket
Take less explosive damage.
Unlocked: Level 32
Ghost
Cannot be detected by UAVs while moving, planting or defusing bombs, or controlling Sccorestreaks.
Unlocked: Level 55
Perk Tier 2
Toughness
Flinch less when shot.
Unlocked: Default
Cold Blooded
Resistant to targeting systems. No name or red crosshair when targeted.
Unlocked: Token
Fast Hands
Swap weapons faster and use equipment faster. Reset the fuse when throwing back frag grenades.
Unlocked: Level 8
Hard Wired
Immune to Counter-UAV and EMP.
Unlocked: Level 26
Scavenger
Replenish ammo and equipment from enemies killed by non-explosive weapons.
Unlocked: Level 44
Perk Tier 3
Dexterity
Aim faster after sprinting. Mantle and climb faster.
Unlocked: Default
Extreme Conditioning
Sprint for a longer duration.
Unlocked: Token
Engineer
Show enemy equipment in the world. Delay triggered explosives. Reroll Care Packages.
Unlocked: Level 14
Tactical Mask
Reduce the effects of Flashbangs, Concussion Grenades, and Shock Charges.
Unlocked: Level 20
Dead Silence
Move silently. No footstep sounds.
Unlocked: Level 38
Awareness
Enemy movements are easier to hear.
Unlocked: Level 50