For each 100 Armor and Magic Resistance (60 sec.
Cooldown reduction (CDR) is a very useful statistic in League of Legends and also one of the most difficult to boost with items.
The more cost effective the more CDR for the least gold is obtained.
The problem originates with carries demanding huge quantities of attack damage (AD) and mages ability power (AP).Regardless, other items not only have smaller CDR bonuses, but they also are less cost effective.Its cost effectiveness is lower than Morellos Evil Tome, in spite of the fact that their CDR bonus is the same.See also edit, retrieved from " ".Yet, when we look at permanent bonuses its Ionian Boots of Lucidity that appear as the most cost effective item to raise CDR.Flat changes are calculated after percentages.(Cooldown (1 - reduction) (1 - next source of reduction) - source of flat reduction source of flat increase reduced cooldown.Often, if you are a caster you'll be grabbing the blue anyway.This extra bonuses inflate the cost and we end up with less cost effective items like Frozen Heart; among others.Cooldown Reduction concours dessin paques is a mechanic that reduces the cooldown of spells, passives, items, charge based abilities.Faceless Void edit, time Dilation 6 / 8 cadeau original pour la fête des pères / 10 / 12 increase on spells that were cooldown when this ability was cast.Many heroes also have.