Talk:Lissandra/@comment-26433170-20150705090107/@comment-5955640-20150705170016

It's not really weird at all. It's been very well explained in patch notes. No CC works on Vi and short of making yourself untargetable (or a 1000 units away in a single second) Vi will complete her ult. She isn't immune to damage though and once the ult ends CC does start affecting her.