Cross-Mappin'

Noble 1: Killed a player at long range with the DMR in a matchmade Slayer game.

Offensive Driver

Noble 1: Earned a kill in a matchmade Rocket Race game.

Poppin' & Lockin'

Noble 1: Destroyed a vehicle using Armor Lock in a matchmade game.

Both Barrels

Noble 1: Earned a Double Kill with the shotgun in multiplayer Matchmaking.

Crackin' Skulls

Defiant: Killed 3 players with the Oddball in a matchmade Oddball game.

You Ate All the Chips

Noble 1: Your team collected all of the flags in a matchmade Stockpile game.

Make It Rain

Purchased an item from the Armory that required the rank of Lt. Colonel.

Two Corpses in One Grave

Killed 2 vehicles at once with the Target Locator during the 3rd mission.

Folks Need Heroes...

Completed the Campaign on Heroic difficulty.

Send Me Out... with a Bang

Completed the 10th mission on Normal or harder.

The Soldier We Needed You To Be

Completed the Campaign on Normal difficulty.

Into the Howling Dark

Completed the 7th mission on Normal or harder.

Banshees, Fast and Low

Hijacked a Banshee during the Reach Campaign.

This is Not Your Grave...

Completed the 9th mission on Normal or harder.

Dust and Echoes

Completed the 8th mission on Normal or harder.

I Didn't Train to Be a Pilot

Killed 3 of the anti-aircraft batteries during the 8th mission.

I See You Favor a .45

Killed 10 enemies in a Firefight or Campaign session with the M6G pistol.

Wake Up, Buttercup

Destroyed the Corvette's engines & escort in under 3 minutes in the 6th mission on Heroic or harder.

An Honor Serving

Reached the rank of Captain in the UNSC.

A New Challenger

Completed all of the Daily Challenges in a given day.

You Flew Pretty Good

Completed the 6th mission on Normal or harder.

To War

Completed the 5th mission on Normal or harder.

Score Attack

Scored 15,000 points in Score Attack Firefight Matchmaking.

A Spoonful of Blamite

Killed 10 enemies in Firefight or Campaign with a supercombine explosion.

Lemme Upgrade Ya

Advanced a Commendation to a Silver state.

A Storage Solution

Used the File Browser to upload a file to your File Share.

Cool File, Bro

Recommended a file to someone.

One Down, 51 to Go

Completed a Weekly Challenge.

Heat in the Pipe

Scored 1,000,000 points in a Firefight game.

Crowd Control

Earned a Killionaire medal in Firefight.

Your Heresy Will Stay Your Feet

Killed the Elite Zealot before he escaped during the 5th mission.

I Need a Weapon

Completed the 4th mission on Normal or harder.

KEEP IT CLEAN

Killed 7 Moa during the 2nd mission of the Campaign.

What's a Killing Spree?

Earned a Killing Spree in multiplayer Matchmaking.

Yes, Sensei

Earned a First Strike Medal in a Matchmaking game.

Be My Wingman, Anytime

Let a teammate spawn on you 5 times in an Invasion Matchmaking game.

Blaze of Glory

Scored 200,000 points in a Firefight game.

Game, Set, Match

Completed a Firefight set on Legendary without dying.

Lucky Me

Earned a Triple Kill while Jetpacking in Campaign, Firefight or Matchmaking.

Firestarter

Scored 50,000 points in a Firefight game.

The Start of Something

Reached the rank of Corporal in the UNSC.

An Elegant Weapon...

Killed 10 enemies in a Firefight or Campaign session with the DMR.

Protocol Dictates Action

Completed the 3rd mission on Normal or harder.

That's a Knife

Performed an Assassination on an enemy.

Skunked!

Won a game of Invasion in the 1st phase.

Knife to a Gunfight

As an Elite, killed 5 Spartan players in Matchmaking.

Make it Drizzle

Purchased an item from the Armory.

We're Just Getting Started

Completed the 2nd mission on Normal or harder.

Doctor, Doctor

Used a Health Pack to replenish life after taking body damage.

Swap Meet

Traded weapons with an AI ally in Campaign.