Just some small adjustments

[imo]

Hi all , i have new idea :

 1: briar pistol : 300 bullet
                      run faster ,10%

Need level 330 for have it and 50 000 point

or 

 2: silver deagle : 500 bullet 
                         run faster ;15%
                         and download a faster 
need level 355 for have it and 70 000 point 

And new challenge : Kill 1000 zombies without death