Barrel of Death - Kill 3 Helghast using your environment
Kill 3 Helghast at once using the surrounding environment
10/29/2009
12:30:27 PM
Rare 25.3%
Melonpopper - 15 headshots using the sniper rifle
Get 15 headshots using the VC32 Sniper Rifle
10/28/2009
1:51:41 PM
Rare 11.8%
Professional - 3 revolver headshots in a row
Get 3 headshots in a row using the same clip of M4 Revolver ammunition
10/27/2009
11:24:26 AM
Ultra Rare 2.3%
Fragmartyr - Kill 2 Helghast whilst taking your own life
Kill 2 Helghast at once and take your own life using a single frag grenade
10/27/2009
11:21:39 AM
Very Rare 5.4%
Run and Gunner - Kill 3 Helghast with one burst of assault rifle fire
Kill 3 Helghast using an M82 or StA52 assault rifle without releasing the trigger
10/25/2009
2:43:39 PM
Rare 12.4%
Berserker - Kill 25 Helghast with melee attacks
Kill 25 Helghast using melee attacks
10/24/2009
4:56:41 PM
Rare 25.7%
The hard way
Complete all the campaign missions on Hard difficulty.
10/24/2009
2:12:39 PM
Very Rare 7.3%
Hard Finish
Finish story mode on Hard, without changing the difficulty setting.
10/21/2009
3:35:56 PM
Very Rare 6.6%
