I'll teach ya how to shoot!
Not unlocked yetKill any 100 enemy with the shotgun
Keep your damn filthy bones out of my mouth!
Not unlocked yetKill 100 skeletons with explosives
Somebody's got to survive!
Not unlocked yetGet at least 10 for 1 explosive kill in 4 player co-op
I'm gonna eat your brains and gain your knowledge
Not unlocked yetGet at least 15 for 1 explosive kill in 4 player co-op
You've got...the bite!
Not unlocked yetKill 20 enemies as they revive
Our war has just begun
Not unlocked yetKill 1000 enemies
Come and get it! It's a running buffet!
Not unlocked yetGet at least 20 for 1 explosive kill in 4 player co-op
They just keep going...going.
Not unlocked yetKick 50 enemies down in co-op
Don't get all stingy with your bullets
Not unlocked yetKill 5000 enemies
They must be destroyed on sight!
Not unlocked yetFind and shoot all the bottles of blood
This calls for divine intervention!
Not unlocked yetSuccessfully complete All Chapters 4 players on Elite Difficulty
Just in case we make it
Not unlocked yetCollect all Gold Bars
If there is such a thing as hell on earth, that's it
Not unlocked yetSuccessfully complete Chapter 1 with 4 players
Into the fire
Not unlocked yetSuccessfully complete Chapter 2 with 4 players
Descent into hell
Not unlocked yetSuccessfully complete Chapter 3 with 4 players
This is going to be a bumpy ride
Not unlocked yetSuccessfully complete Chapter 4 with 4 players
Code Red
Not unlocked yetSuccessfully complete Chapter 5 with 4 players
Right in the face
Not unlocked yetDefeat 500 enemies with headshots
There's too many of them!
Not unlocked yetKill 2000 enemy grunts in co-op
Zombie Kill of the Week
Not unlocked yetKill 20 Elites in co-op
I'm running this monkey farm now
Not unlocked yetKill 20 Snipers in co-op
Are they slow-moving, Chief?
Not unlocked yetKill 500 enemy grunts
Fire extinguisher
Not unlocked yetDefeat a Fire Demon
Fire engine
Not unlocked yetDefeat 10 Fire Demons