behold... the Bass Spider!!

 

here the 5-string version:

 

level 1:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

level 2:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

and level 3:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Are you (Spider)man enough?? :-)