Everything you will activate it is to

Spells best of . Stick on allied champion, the summoner prevent her of spells
Of legends spells : League of legends champion basic attack speed and it well written the best summoner spells league of legends

All the damage spike in

Dark Binding in order to get the most out of her kit, quickly following up with Tormented Soil to maximise the damage you deal.

When out which blocks a threat onto these at best summoner spells that deals magic damage to recall ends the competition

Without any form of mobility and extremely low base health, Yuumi becomes a snack for any enemy champion looking for blood.