User blog comment:KillaH229/Raven , The Technical Expert/@comment-3360855-20131219145359

20(5 x level)(+15% of AD)(+30% of AP)

Level = 1

20(5x1) = 100

Add AD and AP %

Now multiply that damage by 4 and you've got nearly the 100% of a champion's health gone in one second, multiply that by 2, 3,4...to see how broken his damage is.

I think you mean 20+(5xlevel)