Pros:

-more blood 
-better gun shot marks ( to zombies and the survivers of course) 

Cons:

-it dosn't do that with the more power full weapons and mele

Conclusion:

GREAT MOD HIGHLY RECOMENED just update this mod so when you shot a zombie with say a m16 im not only seeing blood on the foor or walls make it to where its better looking and same with the meles

Pros:

non

Cons:

every thing about this mod 

Conclusion:

no one want to have the mp5  sound over the m16 the m16 sounds good as it is right now so i tell the cerator make a mod people want