User blog comment:DamonDraven/Oh, dear Reaver.../@comment-10958553-20141214225826

I feel like the problem with essence reaver is how expensive it is. It is most usefull in the laning phase, but the laning phase often ends long before you finish any item. This item may be best if built straight from Vampiric Sceptor, and if it builds into some larger item later on.