[Graph] When would buying a bloodthirster be better than a last whisper?
100/(100 + A *0.65) * D - (D+60)*(100/(100 + A) ) = 0
http://i.imgur.com/xnAZnB3.jpg
Look at the graph.
D, damage, is the horizontal or X axis.
A, armor, is the vertical or Y axis.
Instructions for use:
In order to use the graph, check your champions statistics after you purchased last whisper (you can press undo if necessary later). How much attack damage do you have? Call it D. Move your finger on the horizontal axis to where D corresponds. How much armor does your enemy show in their statistics? Call it A. Move your finger directly upwards so that it corresponds to the number on the graph equal to A as shown by the vertical axis.
Are you above the curved line in the graph? If so then last whisper was a good choice. If not, then a bloodthirster would have provided more damage against that enemy.
for that balanced marksman item build but that's not the point.
is a standard item to build first on almost any Marksman when you are winning your lane and have good use of mechainics and proper cs farming. in which also allows for that Life Steal from 
or your 
for that boost of dmg. Purchasing items for an 
like a 
and 
is not necessarily a great investment because while you do have damage, you don't have any other way of healing yourself from your battles against the enemy than your 
in which is also why purchasing a 