How to AD Janna:
Start with 
+ 
+ + 
Start with W, then max AD steroid with a point in tornado at level 3 or 4.
First item should be 
(early game item) or 
(you want to have this end game).
Second and third items should be 
and 
. I like to get 
then build for the extra gold.
You are now the storm.
Now buy 
. 
is also an option if they have tanks. If they don't have tanks, you may consider 
, 
, 
, 
among your 5th item options.
You have now reached hidden level 19. You can now put another point into you W and get special item 
.
Proceed to kite anything and everything with 500 AD and MS.
