Make It Rain
10Purchase an item from the Armory that requires the rank of Lt. Colonel.
Unlocked: 11 Dec 2010 04:28:33
Complete each Campaign Mission on Legendary - alone.
Unlocked: 28 Sep 2010 03:05:01
Reach the rank of Captain in the UNSC.
Unlocked: 28 Sep 2010 01:07:00
Skunked!
10Win a game of Invasion in the 1st phase.
Unlocked: 22 Sep 2010 23:24:33
Perform an Assassination against an Elite to survive a fall that would've been fatal.
Unlocked: 18 Sep 2010 16:52:19
Kill the Elite Zealot before he can escape during the 5th mission.
Unlocked: 18 Sep 2010 04:48:38
Kill 2 vehicles at once with the Target Locator during the 3rd mission.
Unlocked: 18 Sep 2010 04:38:28
Complete the Campaign on Legendary difficulty.
Unlocked: 18 Sep 2010 02:49:09
Complete the 10th mission on Normal or harder.
Unlocked: 18 Sep 2010 02:49:09
Complete the Campaign on Heroic difficulty.
Unlocked: 18 Sep 2010 02:49:08
Complete the Campaign on Normal difficulty.
Unlocked: 18 Sep 2010 02:49:08
Advance any Commendation to its Silver state.
Unlocked: 18 Sep 2010 01:47:33
Complete the 9th mission on Normal or harder.
Unlocked: 18 Sep 2010 00:52:56
Finish the 9th mission on Legendary with the Scorpion intact.
Unlocked: 18 Sep 2010 00:16:37
Complete a Weekly Challenge.
Unlocked: 17 Sep 2010 20:57:34
Complete the 8th mission on Normal or harder.
Unlocked: 17 Sep 2010 20:57:33
Kill 3 of the anti-aircraft batteries during the 8th mission.
Unlocked: 17 Sep 2010 20:33:02
Complete the 7th mission on Normal or harder.
Unlocked: 17 Sep 2010 20:09:49
Complete the 6th mission on Normal or harder.
Unlocked: 17 Sep 2010 19:06:01
Destroy the Corvette's engines & escort in under 3 minutes in the 6th mission on Heroic or harder.
Unlocked: 17 Sep 2010 18:23:52
To War
10Complete the 5th mission on Normal or harder.
Unlocked: 17 Sep 2010 16:13:34
Hijack a Banshee during the Reach Campaign.
Unlocked: 17 Sep 2010 16:04:32
Kill 10 enemies in Firefight or Campaign with a supercombine explosion.
Unlocked: 17 Sep 2010 15:44:36
Complete the 4th mission on Normal or harder.
Unlocked: 17 Sep 2010 15:07:51
Kill 7 Moa during the 2nd mission of the Campaign.
Unlocked: 17 Sep 2010 13:53:49
Let a teammate spawn on you 5 times in an Invasion Matchmaking game.
Unlocked: 17 Sep 2010 13:33:19
As an Elite, kill 5 Spartan players in Matchmaking.
Unlocked: 17 Sep 2010 13:22:58
Earn a Killing Spree in multiplayer Matchmaking.
Unlocked: 17 Sep 2010 13:07:07
Yes, Sensei
10Earn a First Strike Medal in a Matchmaking game.
Unlocked: 17 Sep 2010 12:55:58
Complete all of the Daily Challenges in a given day.
Unlocked: 17 Sep 2010 04:03:36
Score Attack
10Score 15,000 points in Score Attack Firefight Matchmaking.
Unlocked: 17 Sep 2010 04:00:33
Score 1,000,000 points in Firefight on any map.
Unlocked: 17 Sep 2010 03:06:17
Complete a Firefight set on Legendary without dying.
Unlocked: 17 Sep 2010 03:00:19
Perform an Assassination on an enemy.
Unlocked: 17 Sep 2010 02:57:12
Reach the rank of Corporal in the UNSC.
Unlocked: 17 Sep 2010 02:49:38
Clear the 2nd mission without setting foot in a drivable vehicle.
Unlocked: 16 Sep 2010 01:26:19
Score 200,000 points in Firefight on any map.
Unlocked: 16 Sep 2010 00:46:15
Firestarter
10Score 50,000 points in Firefight on any map.
Unlocked: 16 Sep 2010 00:37:10
Earn a Killionaire medal in Firefight.
Unlocked: 16 Sep 2010 00:33:45
Lucky Me
25Earn a Triple Kill while Jetpacking in Campaign, Firefight or Matchmaking.
Unlocked: 16 Sep 2010 00:32:49
Recommend a file to someone.
Unlocked: 15 Sep 2010 01:54:20
Using the File Browser upload a file to your File Share.
Unlocked: 15 Sep 2010 01:53:44
Purchase any item from the Armory.
Unlocked: 15 Sep 2010 01:49:23
Complete the 3rd mission on Normal or harder.
Unlocked: 15 Sep 2010 01:39:11
Complete the 2nd mission on Normal or harder.
Unlocked: 15 Sep 2010 00:42:45
Kill 10 enemies in a Firefight or Campaign session with the DMR.
Unlocked: 15 Sep 2010 00:28:09
Swap Meet
10Trade weapons with an AI ally in Campaign.
Unlocked: 15 Sep 2010 00:27:12
Use a Health Pack to recover life after taking body damage.
Unlocked: 15 Sep 2010 00:21:12
Kill 10 Enemies in a Firefight or Campaign session with the M6G pistol.
Unlocked: 15 Sep 2010 00:08:03
Noble 1: Destroy a vehicle using Armor Lock in a matchmade game.
Unlocked: 04 Dec 2010 00:14:49
Noble 1: Earn a Double Kill from the Grave in multiplayer Matchmaking.
Unlocked: 03 Dec 2010 17:59:36
Noble 1: Collect all of the flags in a matchmade Stockpile game.
Unlocked: 03 Dec 2010 17:03:53
Noble 1: Earn a kill in a matchmade Rocket Race game.
Unlocked: 03 Dec 2010 03:12:37
Noble 1: Kill a player at long range with the DMR in a matchmade Slayer game.
Unlocked: 03 Dec 2010 02:55:24
Noble 1: Blow up the research facility in a matchmade Invasion game on Breakpoint.
Unlocked: 03 Dec 2010 01:47:11
Both Barrels
50Noble 1: Earn a Double Kill with the shotgun in multiplayer Matchmaking.
Unlocked: 03 Dec 2010 01:06:51
Defiant: Assassinate a player that just exited Armor-Lock in a matchmade game.
Unlocked: 17 May 2012 22:36:28
Defiant: Prevent the attacking team from touching the flag in a matchmade 1-Flag CTF game.
Unlocked: 17 May 2012 22:26:33
All Alone
10Defiant: Be the last surviving uninfected player in a matchmade Infection game.
Unlocked: 17 May 2012 00:34:01
Defiant: Kill 3 players with the Oddball in a matchmade Oddball game.
Unlocked: 19 Mar 2011 03:27:58
Defiant: Capture two flags from an enemy capture zone in a matchmade Stockpile game.
Unlocked: 19 Mar 2011 03:19:52
Defiant: Successfully return two flags in a matchmade CTF game.
Unlocked: 19 Mar 2011 03:13:29
Anniversary: Capture 10 skulls at once in a matchmade Headhunter game.
Unlocked: 28 Dec 2011 21:27:42
Anniversary: Run over 5 people with a vehicle in a matchmade game.
Unlocked: 28 Dec 2011 20:49:16
Anniversary: Stick and kill the flag carrier with a Plasma Grenade in a matchmade game.
Unlocked: 16 Dec 2011 03:59:14
Anniversary: Infect 3 players in a single round in a matchmade Infection game.
Unlocked: 16 Dec 2011 03:36:20
Dive Bomber
50Anniversary: Perform a Beat Down on an enemy player while using the Jetpack during a matchmade game.
Unlocked: 16 Dec 2011 03:18:08
Anniversary: Kill an enemy with their own Plasma Grenade that is stuck to you in a matchmade game.
Unlocked: 16 Dec 2011 03:09:00
Top Shot
50Anniversary: Get 3 headshot kills in a row in a matchmade game.
Unlocked: 16 Dec 2011 03:06:23