Prison Breakout

10
Complete tutorial level on any skill level
Zen and the Art of Reloading

10
Perform 25 perfect active reloads (on any difficulty)
Zen and the Art Part 2

20
Perform 5 perfect active reloads in a row (on any difficulty)
Completed Act 1 on Casual

10
Complete Act 1 on Casual Difficulty
Time to Remember

10
Recover one-third of the COG tags (on any difficulty)
My Love for You Is Like a Truck

30
Defeat a Berserker on Hardcore Difficulty
Completed Act 1 on Hardcore

20
Complete Act 1 on Hardcore Difficulty
Always Remember Your First

10
Finish playing a versus ranked match
Completed Act 2 on Casual

10
Complete Act 2 on Casual Difficulty
Honor-Bound

20
Recover two-thirds of the COG tags (on any difficulty)
Completed Act 3 on Casual

10
Complete Act 3 on Casual Difficulty
Completed Act 2 on Hardcore

20
Complete Act 2 on Hardcore Difficulty
Completed Act 3 on Insane

30
Complete Act 3 on Insane Difficulty
Completed Act 4 on Insane

30
Complete Act 4 on Insane Difficulty
For the Fallen

30
Recover all of the COG tags (on any difficulty)
Broken Fingers

30
Defeat a Corpser on Hardcore Difficulty
Clusterluck

20
Kill 3 enemies at once 10 different times (on any difficulty)
Don't Hate the Player

10
Finish with the highest points in a ranked match
Secret Achievement

30
Continue playing to unlock this secret achievement.
Completed Act 4 on Casual

10
Complete Act 4 on Casual Difficulty
Completed Act 5 on Casual

10
Complete Act 5 on Casual Difficulty
Mercenary

10
Complete all acts on Casual Difficulty
Completed Act 3 on Hardcore

20
Complete Act 3 on Hardcore Difficulty
Completed Act 4 on Hardcore

20
Complete Act 4 on Hardcore Difficulty
Completed Act 1 on Insane

30
Complete Act 1 on Insane Difficulty
Completed Act 2 on Insane

30
Complete Act 2 on Insane Difficulty
Completed Act 5 on Insane

30
Complete Act 5 on Insane Difficulty
Commando

30
Complete all acts on Insane Difficulty
A Dish Best Served Cold

30
Defeat General RAAM on Hardcore Difficulty
Completed Act 5 on Hardcore

20
Complete Act 5 on Hardcore Difficulty
Soldier

20
Complete all acts on Hardcore Difficulty
Not So Serious ...

20
Kill 10,000 people in versus player match total
Dom-curious

10
Complete 1 co-op chapter as Dominic Santiago on any difficulty
Domination

20
Complete 10 different co-op chapters as Dominic Santiago on any difficulty
I Can't Quit You Dom

30
Complete all acts in co-op as Dominic Santiago on any difficulty
Don't You Die On Me

10
Revive a teammate in 100 multiplayer (Player or Ranked) matches of 3+ rounds
Fall Down Go Boom

20
Kill an enemy with the Boomshot in 100 multiplayer (Player or Ranked) matches of 3+ rounds
Pistolero

20
Kill an enemy with a pistol in 100 multiplayer (Player or Ranked) matches of 3+ rounds
The Nuge

20
Kill an enemy with the Torque Bow in 100 multiplayer (Player or Ranked) matches of 3+ rounds
I Spy with My Little Eye

20
Kill an enemy with the Longshot in 100 multiplayer (Player or Ranked) matches of 3+ rounds
Don't Hurt 'Em

20
Kill an enemy with the Hammer of Dawn in 100 multiplayer (Player or Ranked) matches of 3+ rounds
It's a Massacre

10
Kill an enemy with the Chainsaw in 100 multiplayer (Player or Ranked) matches of 3+ rounds
Curb Appeal

20
Kill an enemy with a curb stomp in 100 multiplayer (Player or Ranked) matches of 3+ rounds
Capital Punishment

20
Kill an enemy with an execution in 100 multiplayer (Player or Ranked) matches of 3+ rounds
Is It a Spider?

20
Kill an enemy with a grenade tag in 100 multiplayer (Player or Ranked) matches of 3+ rounds
The Money Shot

20
Kill an enemy with a headshot in 100 multiplayer (Player or Ranked) matches of 3+ rounds
Mix It Up

20
Win a ranked match in every versus game type
Around the World

20
Win a ranked match on every versus map
Can't Touch Me

20
Win 10 ranked matches without losing a round
Seriously ...

40
Kill 10,000 people in versus ranked match total