Talk:Olaf/@comment-84.25.104.202-20120303144729/@comment-76.103.136.106-20120305061431

My guess is anything with sustain, either easily granted through spell vamp (Hextech Revolver is usually enough for Kennen) or some built in sustain such as Yorick. Olaf does crazy damage, but he also does damage to himself, and he has to push his lane to benefit from his lifesteal.