Deathstreaks are the opposite of you Killstreaks, after a number of deaths players will get the option to equip a death bonus. Things like Final Stand and Martyrdom.
Juiced
Move faster for a few seconds after spawning.
Required: 4 Deaths
Unlocked: Default
Revenge
You’ll see the position of the last enemy that killed you.
Required: 5 Deaths
Unlocked: Level 15
Final Stand
Get back up after being wounded.
Required: 4 Deaths
Unlocked: Level 32
Martyrdom
Drop a live grenade just after dying.
Required: 4 Deaths
Unlocked: Level 51
Dead Man’s Hand
Pull out C4 before death.
Required: 6 Deaths
Unlocked: Level 57
Hollow Points
Increased bullet damage for 1 kill.
Required: 5 Deaths
Unlocked: Level 71