Concept Art...
	Costumes...
	Steam Achievements...

Perform the following actions.

Concept	How to unlock
Concept Art #1	Get 100 kills with the Shank
Concept Art #2	Get 100 kills with the Chains
Concept Art #3	Get 100 kills with Dual Pistols (or Uzi)
Concept Art #4	Get 100 kills with the Katana (or Grenades)

Change your costume and Shank's close-up appearance.

Costume	How to unlock
ANY-S Shank	Enter the Konami Code: Up(2), Down(2), Left, Right, Left, Right, A, B (may be different depending on your controller)
Dance Shank	Beat the game on normal.
DeathSpank Shank	Beat the game and enter this code: Up, X, Down, B, Left, Y, Right, A (may be different depending on your controller)
Horror Shank	Get 100 chainsaw kills.
Kung Fu Shank	Get 1000 kills.
Red Pajamas Shank	Get a 150-hit combo.
Shank the Gimp	Get 500 creature kills.
Spartan Shank	Complete the co-op backstory mission.
White Pajamas Shank	Get a 100-hit combo.
Wildman Shank	Beat the game on hard.

Achievement	How to unlock
And it continues	Complete Single Player Campaign on Normal Mode
Backstory	Complete co-op campaign mode
Father forgive me...	Defeat the priest
Grindhouse	100 Chainsaw kills
I'm just that good	Complete Single Player Campaign on Hard Mode
Just getting started	Take out 20 enemies
Making a name for yourself	Take out 100 enemies
Mow 'em Down	Take out 1000 enemies
Revenge is Sweet	Defeat cesar
Scars from the past	Defeat cassandra
The Meating	Defeat the butcher
The Wrong Guy	Defeat el raton