Kill 2000 people.(Multiplayer)

Unlocked: 06 Aug 2011 21:46:10

Win 50 rounds playing online.(Multiplayer)

Unlocked: 06 Aug 2011 19:55:19

Kill a total of 30 enemies with Browning gun.

Unlocked: 03 Aug 2011 14:14:01

Finish the game on Normal difficulty.

Unlocked: 03 Aug 2011 13:38:02

Finish the game on Hard difficulty.

Unlocked: 03 Aug 2011 13:38:01

Complete Act IV.

Unlocked: 03 Aug 2011 13:38:01

Finish the game on Easy difficulty.

Unlocked: 03 Aug 2011 13:38:00

Collect all secrets.

Unlocked: 03 Aug 2011 13:05:08

Complete Act III.

Unlocked: 02 Aug 2011 22:49:58

Kill 500 people using sniper rifle.(Multiplayer)

Unlocked: 02 Aug 2011 19:38:51

Kill 250 people using sniper rifle.(Multiplayer)

Unlocked: 02 Aug 2011 19:05:53

Complete Act II.

Unlocked: 02 Aug 2011 10:26:03

Shoot 5 cable lines using sniper rifles.

Unlocked: 01 Aug 2011 22:33:50

Kill 250 people using pistol.(Multiplayer)

Unlocked: 01 Aug 2011 19:21:47

Kill all enemies attacking your pontoon from the riverside on "Weaken The Regime" level.

Unlocked: 30 Jul 2011 21:52:15

Complete Act I.

Unlocked: 30 Jul 2011 21:28:03

Deliver 100 headshots.

Unlocked: 30 Jul 2011 20:38:49

Kill 10 enemies with throwing knives.

Unlocked: 30 Jul 2011 01:50:36

Shoot an enemy through a wall.

Unlocked: 30 Jul 2011 00:25:16

Deliver 50 headshots.

Unlocked: 30 Jul 2011 00:25:15

Kill 10 birds.

Unlocked: 29 Jul 2011 22:58:11

Kill 2 enemies with one shot.

Unlocked: 29 Jul 2011 21:47:46

Kill 15 enemies using concentration mode.

Unlocked: 29 Jul 2011 21:40:51

Kill 2 enemies with one grenade.

Unlocked: 29 Jul 2011 21:16:28