Complete the indicated task in Competitive Multiplayer mode to unlock the corresponding ribbon.

Ribbon	Task
Accomplice	Get the most assists in a game.
Blackout	Deal 500 damage to the reactor.
Bloodbath	Kill 6 players with less than 4 seconds between each kill.
Bounty Hunter	Kill a player on a 6-10 kill streak.
Charged Up	Get 5 kills in a row with the Atomizer.
Chilled Out	Kill 5 frozen enemies in a row,
ComSat	Get 5 Radar assists/kills in one life.
Defender	Kill a player near any of your objectives.
Denied	Kill a player who is about to get a Berserk.
Double Kill	Kill 2 players with less than 4 seconds between each kill.
Dream Crusher	Kill a player on a 5 or less kill streak.
Eagle Eye	Get 5 kills in a row with the Deadeye in one life.
Epidemic	Get 20 kills without dying
Eradicate	Kill 8 players with less than 4 seconds between each kill.
Exterminate	Kill 10 players with less than 4 seconds between each kill.
Fire and Forget	Your turret got a kill.
Flawless	Get 30 kills without dying.
Great Wall	Block 350 points of damage with your Bubble Shield.
Head Shot	Get a Headshot kill.
Healer	Heal 200hp in one life.
Infected	Get 5 kills in a row with the Mutator in one life.
Infiltrator	Capture 3 locations in a row in a game of Chain Reaction.
Knocked Out	Melee kill 5 players in one life.
Maniac	Get 10 kills without dying.
Marked	Get 5 kills in a row with the Marksman in one life.
Massacre	Kill 7 players with less than 4 seconds between each kill.
Nemesis	Kill the same player 3 times in a row.
Nothing Left	Get 5 kills in a row with the Wildfire in one life.
Obliterate	Kill 9 players with less than 4 seconds between each kill.
Point Blank	Get 5 kills in a row with the Rossmore in one life.
Postmortem	Kill a player while dead.
Primarch	Get the highest score in the game.
Retribution	Kill a player who just killed you.
Savior	Kill a player attacking a teammate.
Serial Kill	Kill 4 players with less than 4 seconds between each kill.
Shield Breaker	Destroy a Bubble Shield, Assault or Auger shield.
Slaughter	Kill 5 players with less than 4 seconds between each kill.
Spectre	Get the most kills with the fewest deaths in a game.
Spotter	A teammate killed someone you spotted.
Strategist	Earn the highest kill streak in a game.
Supplier	Resupply 200 rounds of ammunition with the ammo beacon in one life.
Surge	Deal 500 damage to a node.
Tag You're It	Get 5 kill sin a row with the Bullseye in one life.
Trigger Happy	Get the first kill in a game.
Turkey	Capture 3 flags in a row.
Underdog	Kill a player who has mutated or has combat armor.
Vandal	Detroy an enemy deployable (turret, ammo beacon, heal beacon, decoy).