Achievements:

Complete the following achievements to unlock Xbox Live Gamerscore points.

A Dish Best Served Cold (30 points):
Defeat General RAAM on Hardcore Difficulty.

A Series of Tubes (20 points):
Host and complete 50 ranked matches.

Always Remember Your First (10 points):
Finish playing a versus ranked match.

Around the World (30 points):
Win a ranked match on every versus map.

Broken Fingers (30 points):
Defeat a Corpser on Hardcore Difficulty.

Can't Touch Me (20 points):
Win 10 ranked matches without losing a round.

Capital Punishment (20 points):
Kill 100 enemies in ranked matches with an execution.

Clusterluck (20 points):
Kill 3 enemies at once 10 different times (20on any difficulty).

Commando (30 points):
Complete all acts on Insane Difficulty.

Completed Act 1 on Casual (10 points):
Complete Act 1 on Casual Difficulty.

Completed Act 1 on Hardcore (20 points):
Complete Act 1 on Hardcore Difficulty.

Completed Act 1 on Insane (20 points):
Complete Act 1 on Insane Difficulty.

Completed Act 2 on Casual (10 points):
Complete Act 2 on Casual Difficulty

Completed Act 2 on Hardcore (20 points):
Complete Act 2 on Hardcore Difficulty.

Completed Act 2 on Insane (30 points):
Complete Act 2 on Insane Difficulty.

Completed Act 3 on Casual (10 points):
Complete Act 3 on Casual Difficulty.

Completed Act 3 on Hardcore (20 points):
Complete Act 3 on Hardcore Difficulty.

Completed Act 3 on Insane (30 points):
Complete Act 3 on Insane Difficulty.

Completed Act 4 on Casual (10 points):
Complete Act 4 on Casual Difficulty.

Completed Act 4 on Hardcore (20 points):
Complete Act 4 on Hardcore Difficulty.

Completed Act 4 on Insane (30 points):
Complete Act 4 on Insane Difficulty.

Completed Act 5 on Casual (10 points):
Complete Act 5 on Casual Difficulty.

Completed Act 5 on Hardcore (20 points):
Complete Act 5 on Hardcore Difficulty.

Completed Act 5 on Insane (30 points):
Complete Act 5 on Insane Difficulty.

Curb Appeal (20 points):
Kill 100 enemies in ranked matches with the curb stomp.

Dom-curious (10 points):
Complete 1 co-op chapter as Dominic Santiago on any difficulty.

Dom-curious (10 points):
Complete 1 co-op chapter as Dominic Santiago on any difficulty.

Domination (20 points):
Complete 10 different co-op chapters as Dominic Santiago on any difficulty.

Don't Hate the Player (10 points):
Finish with the highest points in a ranked match.

Don't Hurt 'Em (20 points):
Kill 100 enemies in ranked matches with the Hammer of Dawn.

Don't You Die On Me (10 points):
Revive 100 teammates in ranked matches.

Fall Down Go Boom (20 points):
Kill 100 enemies in ranked matches with the Boomshot.

For the Fallen (30 points):
Recover all of the COG tags (on any difficulty).

Honor-Bound (20 points):
Recover two-thirds of the COG tags (on any difficulty).

I Can't Quit You Dom (30 points):
Complete all acts in co-op as Dominic Santiago on any difficulty.

I Spy with My Little Eye (20 points):
Kill 100 enemies in ranked matches with the Longshot.

Is It A Spider (30 points):
Kill 100 enemies in ranked matches with grenade tag.

It's a Massacre (10 points):
Kill 100 enemies in ranked matches with the Chainsaw.

Mercenary (10 points):
Complete all acts on Casual Difficulty.

Mix It Up (30 points):
Win a ranked match in every versus game type.

My Love for You Is Like a Truck (30 points):
Defeat a Berserker on Hardcore Difficulty.

Pistolero (20 points):
Kill 100 enemies in ranked matches with a pistol.

Prison Breakout (10 points):
Completed tutorial level on any skill level.

Seriously ... (50 points):
Kill 10,000 people in versus ranked match total.

Soldier (20 points):
Complete all acts on Hardcore Difficulty.

The Money Shot (20 points):
Kill 100 enemies in ranked matches with a headshot.

The Nuge (20 points):
Kill 100 enemies in ranked matches with the Torque Bow.

Time to Remember (10 points):
Recover one-third of the COG tags (on any difficulty).

Zen and the Art of Reloading (10 points):
Perform 25 perfect active reloads (20on any difficulty).

Zen and the Art Part 2 (20 points):
Perform 5 perfect active reloads in a row (20on any difficulty).