User blog comment:GreenMoriyama/Niina, the One-Yordle Circus/@comment-5161725-20130815050211/@comment-5161725-20130815072325

If you don't want from Niina to spam skills, you should add a bit cooldown to her spells. With her passive it can be semi-spammable (this means it can be used often but not that much to be called as spamming sklls) so maybe like 13 sec on rank one?