Talk:Karthus/@comment-81.182.178.58-20121103162748/@comment-109.95.150.200-20121104123922

You usually don`t want to use his ulti just when it goes off cooldown. You wait for the good opportunity to help your team, and this could come in 160,200,250 seconds - who knows ? This is the reason why CDR is just bad on Karthus.