El Diablo...
	Elliot's first mission...
	Elliot's Original...
	Elliot's tattoos...
	Fiona's tattoos...
	Horse mask...
	Inmate outfit...
	Meat armor...
	Meat Man mask...
	Meat Mask and Armor...
	Soda Can Silencers...
	Soda Can Silencers...
	Tyson's Bronze...
	Tyson's final mission...
	Tyson's Original...
	Tyson's tattoos...
	Various Achievements...

Successfully complete the game on any difficulty.

Successfully complete the game on any difficulty.

Successfully complete the game on any difficulty.

Reach Level 25.

Reach Level 25.

Successfully complete the game on the Insane difficulty.

Successfully complete the game on the Insane difficulty.

Reach Level 25.

Reach Level 25.

Beat the game on the Hard setting to unlock the Meat Mask and Armor.

Reach Level 25.

Reach level 25 to unlock "The Alternative" (a double soda can silencer from The 40th Day) and "The Substitute" (a single can silencer previously featured in the same game).

Successfully complete the game on any difficulty.

Successfully complete the game on any difficulty.

Successfully complete the game on any difficulty.

Reach Level 25.

Complete the following achievements to unlock Xbox Live Gamerscore points.

Achievement	How to unlock
Aggro-er (40 points)	You took the Aggro for 100 Flank kills.
Armed to the Teeth (25 points)	Buy All Guns.
Army Of Two (75 points)	Perform 250 Flank, Surprise and/or Tag Team kills.
Barbarian (10 points)	Destroyed 500 objects.
Blood Sport (25 points)	Perform 100 melee kills.
Blood, Sweat and Guns (50 points)	Level up to Rank 25.
Combo Master (30 points)	Perform a x10 Co-op Combo.
Cover Hopper (10 points)	Perform 10 cover to cover transition in a row.
Deep Pockets (100 points)	Buy all Weapons, Tattoos, Masks and Outfits.
Double Trouble (50 points)	200 targets killed in double Overkill.
Headache (30 points)	Perform 100 Headshots.
Just a scratch (25 points)	You didn't go wounded once in a mission (medium, hard or insane).
Keep it up! (30 points)	Level up to Rank 15.
Let 'er Rip (20 points)	100 targets killed using either an MMG or an MGL.
Look at you! (25 points)	Buy All Outfits.
Look mom, I made it! (100 points)	Complete the game on Insane.
Melee all day! (10 points)	Perform a melee kill while you're in Overkill.
Moocher (20 points)	200 targets killed in single Overkill (Triggered by your partner).
My Baby (10 points)	Fully customize a weapon with 6 customizable parts or more.
Overkiller (20 points)	200 targets killed in single Overkill (Triggered by you).
Sir, yes sir! (20 points)	Level up to Rank 5.
TWO heads (10 points)	Complete a mission (excluding New Blood) with a human partner.
Whack-A-Mask (20 points)	500 targets killed while in cover.