10 Always Remember Your FirstFinish playing a versus ranked match
10 Completed Act 1 on CasualComplete Act 1 on Casual Difficulty
10 Completed Act 2 on CasualComplete Act 2 on Casual Difficulty
10 Completed Act 3 on CasualComplete Act 3 on Casual Difficulty
10 Completed Act 4 on CasualComplete Act 4 on Casual Difficulty
10 Completed Act 5 on CasualComplete Act 5 on Casual Difficulty
10 Dom-curiousComplete 1 co-op chapter as Dominic Santiago on any difficulty
10 Don't Hate the PlayerFinish with the highest points in a ranked match
10 Don't You Die On MeRevive a teammate in 100 multiplayer (Player or Ranked) matches of 3+ rounds
10 It's a MassacreKill an enemy with the Chainsaw in 100 multiplayer (Player or Ranked) matches of 3+ rounds
10 MercenaryComplete all acts on Casual Difficulty
10 Prison BreakoutComplete tutorial level on any skill level
10 Time to RememberRecover one-third of the COG tags (on any difficulty)
10 Zen and the Art of ReloadingPerform 25 perfect active reloads (on any difficulty)
20 Around the WorldWin a ranked match on every versus map
20 Can't Touch MeWin 10 ranked matches without losing a round
20 Capital PunishmentKill an enemy with an execution in 100 multiplayer (Player or Ranked) matches of 3+ rounds
20 ClusterluckKill 3 enemies at once 10 different times (on any difficulty)
20 Completed Act 1 on HardcoreComplete Act 1 on Hardcore Difficulty
20 Completed Act 2 on HardcoreComplete Act 2 on Hardcore Difficulty
20 Completed Act 3 on HardcoreComplete Act 3 on Hardcore Difficulty
20 Completed Act 4 on HardcoreComplete Act 4 on Hardcore Difficulty
20 Completed Act 5 on HardcoreComplete Act 5 on Hardcore Difficulty
20 Curb AppealKill an enemy with a curb stomp in 100 multiplayer (Player or Ranked) matches of 3+ rounds
20 DominationComplete 10 different co-op chapters as Dominic Santiago on any difficulty
20 Don't Hurt 'EmKill an enemy with the Hammer of Dawn in 100 multiplayer (Player or Ranked) matches of 3+ rounds
20 Fall Down Go BoomKill an enemy with the Boomshot in 100 multiplayer (Player or Ranked) matches of 3+ rounds
20 Honor-BoundRecover two-thirds of the COG tags (on any difficulty)
20 I Spy with My Little EyeKill an enemy with the Longshot in 100 multiplayer (Player or Ranked) matches of 3+ rounds
20 Is It a Spider?Kill an enemy with a grenade tag in 100 multiplayer (Player or Ranked) matches of 3+ rounds
20 Mix It UpWin a ranked match in every versus game type
20 Not So Serious ...Kill 10,000 people in versus player match total
20 PistoleroKill an enemy with a pistol in 100 multiplayer (Player or Ranked) matches of 3+ rounds
20 SoldierComplete all acts on Hardcore Difficulty
20 The Money ShotKill an enemy with a headshot in 100 multiplayer (Player or Ranked) matches of 3+ rounds
20 The NugeKill an enemy with the Torque Bow in 100 multiplayer (Player or Ranked) matches of 3+ rounds
20 Zen and the Art Part 2Perform 5 perfect active reloads in a row (on any difficulty)
30 A Dish Best Served ColdDefeat General RAAM on Hardcore Difficulty
30 Broken FingersDefeat a Corpser on Hardcore Difficulty
30 CommandoComplete all acts on Insane Difficulty
30 Completed Act 1 on InsaneComplete Act 1 on Insane Difficulty
30 Completed Act 2 on InsaneComplete Act 2 on Insane Difficulty
30 Completed Act 3 on InsaneComplete Act 3 on Insane Difficulty
30 Completed Act 4 on InsaneComplete Act 4 on Insane Difficulty
30 Completed Act 5 on InsaneComplete Act 5 on Insane Difficulty
30 For the FallenRecover all of the COG tags (on any difficulty)
30 I Can't Quit You DomComplete all acts in co-op as Dominic Santiago on any difficulty
30 My Love for You Is Like a TruckDefeat a Berserker on Hardcore Difficulty
40 Seriously ...Kill 10,000 people in versus ranked match total