The following are perks that are available in Blackout mode, most of these abilities are passive meaning they will help your teammates in supportive ways and even increase your movement speed. There is a short description of how each one works and they are listed in decending order with the best perk is at the top.
Dead Silence
Uses: 2
Duration: 240 seconds
Effect: Move Silently
Awareness
Uses: 2
Duration: 140 seconds
Effect: Makes enemy footsteps even louder
Stimulant
Uses: 2
Duration: 180 seconds
Effect: Increase max HP by 100
Iron Lungs
Effect: More time when ADS on sniper or diving underwater
Medic
Uses: 2
Duration: 240 seconds
Effect: You to heal yourself and your allies much faster than usual and will also provide those that you revive with additional health
Paranoia
Uses: 2
Duration: 240 seconds
Effect: Audio signal when targetted by another player
Consumer
Uses: 1
Duration: 300 seconds
Effect: Decrease time to use items, heal or revive team by 20%
Skulker
Uses: 3
Duration: 180 seconds
Effect: Move faster when prone/crouched
Looter
Uses: 3
Duration: 120 seconds
Effect: Reveal nearby items and caches
Reinforced
Uses: 3
Duration: 240 seconds
Effect: Reduces Explosive Damage taken and improves concussive resistance
Brawler
Uses: 1
Duration: 240 seconds
Effect: Increases Melee Damage and Gain 50 HP Per Hit