Totally Worth It
Noble 1: Earned a Double Kill from the Grave in multiplayer Matchmaking.
50 ✓ December 26th, 2010
Both Barrels
Noble 1: Earned a Double Kill with the shotgun in multiplayer Matchmaking.
50 ✓ December 24th, 2010
Cross-Mappin'
Noble 1: Killed a player at long range with the DMR in a matchmade Slayer game.
50 ✓ December 28th, 2010
An Honor Serving
Reached the rank of Captain in the UNSC.
25 ✓ January 6th, 2011
Poppin' & Lockin'
Noble 1: Destroyed a vehicle using Armor Lock in a matchmade game.
25 ✓ December 26th, 2010
Your Heresy Will Stay Your Feet
Killed the Elite Zealot before he escaped during the 5th mission.
25 ✓ December 23rd, 2010
Lucky Me
Earned a Triple Kill while Jetpacking in Campaign, Firefight or Matchmaking.
25 ✓ April 24th, 2011
Offensive Driver
Noble 1: Earned a kill in a matchmade Rocket Race game.
20 ✓ December 22nd, 2010
The Start of Something
Reached the rank of Corporal in the UNSC.
15 ✓ December 22nd, 2010
You Blew It Up!
Noble 1: Your team blew up the research facility in a matchmade Invasion game on Breakpoint.
13 ✓ December 23rd, 2010
Score Attack
Scored 15,000 points in Score Attack Firefight Matchmaking.
10 ✓ December 31st, 2010
Crowd Control
Earned a Killionaire medal in Firefight.
10 ✓ February 13th, 2011
Firestarter
Scored 50,000 points in a Firefight game.
10 ✓ January 12th, 2011
A New Challenger
Completed all of the Daily Challenges in a given day.
10 ✓ April 27th, 2011
Lemme Upgrade Ya
Advanced a Commendation to a Silver state.
10 ✓ December 26th, 2010
Make It Rain
Purchased an item from the Armory that required the rank of Lt. Colonel.
10 ✓ April 22nd, 2011
Make it Drizzle
Purchased an item from the Armory.
10 ✓ December 22nd, 2010
I See You Favor a .45
Killed 10 enemies in a Firefight or Campaign session with the M6G pistol.
10 ✓ April 28th, 2011
An Elegant Weapon...
Killed 10 enemies in a Firefight or Campaign session with the DMR.
10 ✓ December 24th, 2010
We're Just Getting Started
Completed the 2nd mission on Normal or harder.
10 ✓ December 22nd, 2010
Swap Meet
Traded weapons with an AI ally in Campaign.
10 ✓ December 22nd, 2010
A Spoonful of Blamite
Killed 10 enemies in Firefight or Campaign with a supercombine explosion.
10 ✓ April 27th, 2011
Protocol Dictates Action
Completed the 3rd mission on Normal or harder.
10 ✓ December 22nd, 2010
That's a Knife
Performed an Assassination on an enemy.
10 ✓ December 22nd, 2010
I Need a Weapon
Completed the 4th mission on Normal or harder.
10 ✓ December 23rd, 2010
To War
Completed the 5th mission on Normal or harder.
10 ✓ December 23rd, 2010
Into the Howling Dark
Completed the 7th mission on Normal or harder.
10 ✓ December 24th, 2010
I Didn't Train to Be a Pilot
Killed 3 of the anti-aircraft batteries during the 8th mission.
10 ✓ December 24th, 2010
Dust and Echoes
Completed the 8th mission on Normal or harder.
10 ✓ December 24th, 2010
This is Not Your Grave...
Completed the 9th mission on Normal or harder.
10 ✓ December 24th, 2010
Send Me Out... with a Bang
Completed the 10th mission on Normal or harder.
10 ✓ January 1st, 1753
Skunked!
Won a game of Invasion in the 1st phase.
10 ✓ August 2nd, 2011
Yes, Sensei
Earned a First Strike Medal in a Matchmaking game.
10 ✓ December 22nd, 2010
Doctor, Doctor
Used a Health Pack to replenish life after taking body damage.
5 ✓ December 22nd, 2010
What's a Killing Spree?
Earned a Killing Spree in multiplayer Matchmaking.
5 ✓ December 22nd, 2010
Be My Wingman, Anytime
Let a teammate spawn on you 5 times in an Invasion Matchmaking game.
5 ✓ December 22nd, 2010
Knife to a Gunfight
As an Elite, killed 5 Spartan players in Matchmaking.
5 ✓ December 23rd, 2010
A Monument to All Your Sins
Completed every mission in Halo: Reach alone, on Legendary.
150 
Gods Must Be Strong
Completed the Campaign on Legendary difficulty.
125 
Heat in the Pipe
Scored 1,000,000 points in a Firefight game.
75 
Candy from a Baby
Defiant: Captured two flags from an enemy capture zone in a matchmade Stockpile game.
75 
Bounty Hunter
Anniversary: Captured 10 skulls at once in a matchmade Headhunter game.
75 
Top Shot
Anniversary: Earned 3 headshots in a row in a matchmade game.
50 
Dive Bomber
Anniversary: Performed a Beat Down on an enemy while using the Jetpack during a matchmade game.
50 
Folks Need Heroes...
Completed the Campaign on Heroic difficulty.
50 
Crackin' Skulls
Defiant: Killed 3 players with the Oddball in a matchmade Oddball game.
45 
You Ate All the Chips
Noble 1: Your team collected all of the flags in a matchmade Stockpile game.
42 
Return to Sender
Defiant: Returned two flags in a matchmade CTF game.
30 
Game, Set, Match
Completed a Firefight set on Legendary without dying.
25 
Blaze of Glory
Scored 200,000 points in a Firefight game.
25 
Don't Touch That!
Defiant: Prevented the attacking team from touching the flag in a matchmade 1-Flag CTF game.
25 
From Hell's Heart
Anniversary: Killed an enemy with their own grenade that was stuck to you in a matchmade game.
25 
They've Always Been Faster
Cleared the 2nd mission without setting foot in a drivable vehicle.
25 
Two Corpses in One Grave
Killed 2 vehicles at once with the Target Locator during the 3rd mission.
25 
Wake Up, Buttercup
Destroyed the Corvette's engines & escort in under 3 minutes in the 6th mission on Heroic or harder.
25 
Tank Beats Everything
Finished the 9th mission on Legendary with the Scorpion intact.
25 
Banshees, Fast and Low
Hijacked a Banshee during the Reach Campaign.
25 
If They Came to Hear Me Beg
Performed an Assassination against an Elite to survive a fall that would've been fatal.
25 
The Soldier We Needed You To Be
Completed the Campaign on Normal difficulty.
25 
Stick it to the Man!
Anniversary: Killed the flag carrier with a Plasma Grenade in a matchmade game.
20 
Paper Beats Rock
Defiant: Assassinated a player that just exited Armor-Lock in a matchmade game.
15 
Emergency Room
Anniversary: Infected 3 players in a single round in a matchmade Infection game.
15 
License to Kill
Anniversary: Ran over 5 people with a vehicle in a matchmade game.
15 
One Down, 51 to Go
Completed a Weekly Challenge.
10 
All Alone
Defiant: Was the last surviving uninfected player in a matchmade Infection game.
10 
You Flew Pretty Good
Completed the 6th mission on Normal or harder.
10 
A Storage Solution
Used the File Browser to upload a file to your File Share.
5 
Cool File, Bro
Recommended a file to someone.
5 
KEEP IT CLEAN
Killed 7 Moa during the 2nd mission of the Campaign.
5