Historian
30Find all 61 News Pickups in the Single Player Campaign
Unlocked: 08 Jul 2012 01:44:57
Expert Of War
100Complete all challenges for weapons, drones, vehicles, and modes in Xbox LIVE
Unlocked: 07 Jul 2012 21:54:06
Complete an expert challenge for any vehicle in Xbox LIVE
Unlocked: 29 May 2012 18:48:41
Archivist
10Find 30 of 61 News Pickups in the Single Player Campaign
Unlocked: 24 Mar 2012 17:55:41
Reach experience level 50 in Xbox LIVE
Unlocked: 19 Mar 2012 19:04:43
Complete chapter 3 in the Single Player Campaign without dying or restarting a checkpoint
Unlocked: 18 Mar 2012 20:30:50
Complete chapter 5 in the Single Player Campaign without dying or restarting a checkpoint
Unlocked: 18 Mar 2012 19:19:02
Complete chapter 4 in the Single Player Campaign without dying or restarting a checkpoint
Unlocked: 18 Mar 2012 18:43:35
Complete chapter 2 in the Single Player Campaign without dying or restarting a checkpoint
Unlocked: 17 Mar 2012 20:03:36
Complete chapter 7 in the Single Player Campaign without dying or restarting a checkpoint
Unlocked: 17 Mar 2012 12:20:44
Complete chapter 6 in the Single Player Campaign without dying or restarting a checkpoint
Unlocked: 17 Mar 2012 11:45:57
Complete chapter 1 in the Single Player Campaign without dying or restarting a checkpoint
Unlocked: 05 Mar 2012 03:43:14
Complete chapter 7 on the Hardest Difficulty in the Single Player Campaign
Unlocked: 05 Mar 2012 02:45:45
Complete an expert challenge for any weapon in Xbox LIVE
Unlocked: 26 Feb 2012 00:00:23
Become a 5-Star threat in a Battle Commander Xbox LIVE Ranked match
Unlocked: 25 Feb 2012 01:35:37
Complete chapter 6 on the Hardest Difficulty in the Single Player Campaign
Unlocked: 01 Feb 2012 03:44:49
Complete chapter 5 on the Hardest Difficulty in the Single Player Campaign
Unlocked: 01 Feb 2012 03:27:05
Complete chapter 4 on the Hardest Difficulty in the Single Player Campaign
Unlocked: 28 Jan 2012 22:06:02
Complete chapter 3 on the Hardest Difficulty in the Single Player Campaign
Unlocked: 28 Jan 2012 19:22:42
Enter an Xbox LIVE Ranked match as the Party Leader of a 4-Player Minimum Party
Unlocked: 28 Jan 2012 02:41:29
Full Boat
30Enter an Xbox LIVE Ranked match in a Party with 16 players
Unlocked: 28 Jan 2012 02:31:12
Complete chapter 2 on the Hardest Difficulty in the Single Player Campaign
Unlocked: 27 Jan 2012 22:53:46
Complete chapter 1 on the Hardest Difficulty in the Single Player Campaign
Unlocked: 27 Jan 2012 21:54:41
Win an Xbox LIVE Ranked match as the Party Leader of a Party
Unlocked: 26 Mar 2011 14:15:38
Speed Demon
10Hijack the tankers in less than 8 minutes in one life in Chapter 6: Overwatch
Unlocked: 25 Mar 2011 20:16:04
Drone Expert
25Complete an expert challenge for any drone in Xbox LIVE
Unlocked: 24 Mar 2011 00:20:21
Become a 3-Star threat in a Battle Commander Xbox LIVE Ranked match
Unlocked: 24 Mar 2011 00:03:00
Complete chapter 7 in the Single Player Campaign
Unlocked: 23 Mar 2011 17:44:12
Destroy all vehicles using the UAV in Chapter 7: Golden Gate
Unlocked: 23 Mar 2011 17:38:16
Jump off the Golden Gate Bridge in Chapter 7: Golden Gate
Unlocked: 23 Mar 2011 17:24:20
Knock 10 enemies off of the scaffolding during the helicopter fly-in in Chapter 7: Golden Gate
Unlocked: 23 Mar 2011 17:06:17
Overwatch
10Complete chapter 6 in the Single Player Campaign
Unlocked: 23 Mar 2011 16:48:15
Safer Skies
10Destroy all the SAM trucks in the level in Chapter 6: Overwatch
Unlocked: 23 Mar 2011 16:43:09
Heartland
10Complete chapter 5 in the Single Player Campaign
Unlocked: 23 Mar 2011 16:30:20
From the front door of the church, make it to the crow’s nest in 240 seconds in Chapter 5: Heartland
Unlocked: 23 Mar 2011 16:20:13
The Wall
10Complete chapter 4 in the Single Player Campaign
Unlocked: 18 Mar 2011 02:17:22
Complete the street section without Goliath taking any damage in Chapter 4: The Wall
Unlocked: 18 Mar 2011 02:02:28
Kill 25 enemies with melee attacks in Chapter 1: Why We Fight
Unlocked: 17 Mar 2011 19:39:57
Fire Sale
10Complete chapter 3 in the Single Player Campaign
Unlocked: 17 Mar 2011 18:48:50
Let 'em Burn
10Don't kill any of the enemies that are on fire in Chapter 3: Fire Sale
Unlocked: 17 Mar 2011 18:25:07
Mercy
10Kill 5 enemies while they are on fire in Chapter 3: Fire Sale
Unlocked: 17 Mar 2011 03:01:20
Freedom
10Complete chapter 2 in the Single Player Campaign
Unlocked: 17 Mar 2011 02:55:20
Destroy the first sentry without taking any damage in Chapter 2: Freedom
Unlocked: 17 Mar 2011 02:20:39
Talk at least once to each inhabitant of Oasis in Chapter 2: Freedom
Unlocked: 17 Mar 2011 02:13:31
Why We Fight
10Complete chapter 1 in the Single Player Campaign
Unlocked: 17 Mar 2011 02:07:07
Chronicler
10Find the first of 61 news pickups
Unlocked: 17 Mar 2011 01:49:18
Kill 25 enemies with a pistol in Chapter 1: Why We Fight
Unlocked: 17 Mar 2011 01:45:09