selfcall  -  d4rk w4rr10r
|||||||||||||||||||||||||

...      ...
  goto     ...     ...    
:)
 ,   ...
              call
      ... :       
    :)
              call.

  %0      ... ...
 ?
...       :
:here
echo d4rk w4rr10r
goto here
  :
echo d4rk w4rr10r
call %0
 :
echo d4rk w4rr10r
%0
!
------
     :)
  :
del %0
              ...
 !
...
  :)
  ,
d4rk w4rr10r