Love the Boom
Kill 4 enemies simultaneously with one explosion (Single Player only).
3/8/2015
10:10:12 AM
Rare 39.6%
Rock Always Wins
Fully distract 25 enemies with rocks (Single Player only).
3/4/2015
11:46:30 AM
Rare 11.5%
Heartless Pyro
Kill 50 enemies with the flamethrower (Single Player only).
3/3/2015
3:29:27 AM
Very Rare 5.0%
Riot Rocker
Defeat five Riot Shield enemies by running over their shield
2/21/2015
5:55:52 AM
Rare 13.5%
Combat Leapfrog
Defeat ten enemies in a row, alternating hand-to-hand combat and gunplay
2/20/2015
5:24:38 AM
Ultra Rare 4.2%
Truck Brawler
Defeat ten enemies using hand-to-hand combat on the back of the convoy trucks
2/18/2015
8:55:27 PM
Very Rare 8.6%
Grenade Hangman
Defeat ten enemies with grenades by aiming while hanging
2/17/2015
5:05:31 PM
Ultra Rare 2.1%