This code able to unlock a character his name is Evil , when you finish the
game in normal mode : up,up,down,down,left,right,left,right
Completing the conditions for certain medals will unlock characters.
These characters can be used in survival modes and have different stats,
however these differences do not carry over if they are used in story
Unlockable How to Unlock:
Cesar - Kill an enemy with a sink.
Chop Chop - Perform 60 pistol counter kills.
Classic Shank - Kill a goon by throwing a bomber.
Defender - Perform 100 turret kills.
Falcone - Complete Campaign on hard.
Junior - Perform 50 fire trap kills.
Kat - Perform 100 grenade kills.
Rex - Complete Campaign on normal.
Rin - Perform 20 bat counter kills.
Sunshine - Purchase an item in survival.
Boogie - Buy everything in survival mode.
Hobo - Defeat all waves of a survival map.
Horror - Reach the zombie wave in each survival map.
Objective: Defeat all the waves in any Survival map
The Story Ends
Objective: Complete Campaign Mode on Normal difficulty
Objective: Complete Campaign Mode on Hard difficulty
That Is Gonna Leave A Mark
Objective: Perform 100 Machete Counter Kills
Objective: Perform 60 Pistol Counter Kills
Objective: Get 30 firetrap kills in one Survival match
Objective: Do 10 combos of 20 hits or more
Objective: Reach the zombie wave in each Survival map
Objective: Kill a Survival Boss with no traps or grenades
Objective: Stay alive for 15 consecutive Survival waves
Objective: Buy nothing for 10 straight waves of Survival
Up Close and Personal
Objective: Beat a Campaign level with no ranged attacks
And the Kitchen Sink
Objective: Find the kitchen sink and kill someone with it
Objective: Buy everything in Survival Mode
Objective: Kill 100 enemies using the shovel
Objective: Execute 150 kills with the baseball bat
The First Dozen
Objective: Kill 12 enemies
Objective: Kill 50 enemies with the heavy object smash
Objective: Rescue 50 Civilians From The Militia
Not So Fast
Objective: Do 30 counters in one Survival match