Three-some
Kill at least 3 enemies with a single shot from a grenade launcher in Single Player or Special Ops.
11/10/2009
2:32:50 PM
Common 54.5%
Combat Chain Master
Defeat Tanks with Gunships, Gunships with Transports and Transports with Tanks.
11/7/2009
5:53:30 PM
Rare 37.3%
Fragmartyr - Kill 2 Helghast whilst taking your own life
Kill 2 Helghast at once and take your own life using a single frag grenade
11/4/2009
6:36:54 PM
Very Rare 5.4%
Professional - 3 revolver headshots in a row
Get 3 headshots in a row using the same clip of M4 Revolver ammunition
11/4/2009
4:01:20 PM
Ultra Rare 2.3%
Melonpopper - 15 headshots using the sniper rifle
Get 15 headshots using the VC32 Sniper Rifle
11/2/2009
5:41:29 PM
Rare 11.8%
Treadhead - Kill 30 Helghast whilst in the tank
Take 30 Helghast lives whilst using the ISA tank
10/27/2009
11:45:10 AM
Very Rare 7.8%
Demonslayer - Kill Radec within 20 minutes
Kill Radec at Visari Palace within 20 minutes
10/25/2009
7:50:39 PM
Rare 19.6%
Can Opener - Destroy a Helghast APC
Destroy any Helghast APC during battle
10/25/2009
6:36:29 PM
Rare 29.5%
Berserker - Kill 25 Helghast with melee attacks
Kill 25 Helghast using melee attacks
10/25/2009
6:03:40 PM
Rare 25.7%
Bullet Counter - Manually reload 150 times
Manually reload your weapon 150 times
10/25/2009
5:50:05 PM
Rare 33.1%
Master Conductor - Electrocute 3 Helghast
Electrocute 3 Helghast with a single burst from the VC5 Electricity Gun
10/25/2009
5:46:50 PM
Rare 21.9%
Elementalslayer - Kill the ArcTrooper within 1 minute 30 seconds
Kill the Tharsis Refinery ArcTrooper in under 1 minute 30 seconds
10/25/2009
5:33:14 PM
Rare 28.2%