Talk:Intelligence (Season 2016 Mastery)/@comment-24552278-20160125222205/@comment-4455340-20160806042141

with 40cdr, you get to cast 1.667x more spells and therefore 66.7% more dmg.

with 45cdr, you cast 1.818x more spells and 81.8% more dmg.

ergo, the +5% cdr gives you 9.09% more dmg potential. it's very strong, especially when coupled with game-winning ults like malph or amumu.