As sona, A fully maxed out Ultimate R will put it on a very short cooldown, and Sona can completely change the outcome of a fight with that ability. The Flash > Ultimate R combo can be pretty devastating.

Her late-game fights are pretty potent as she can heal up her allies for quite a lot of health and deal a lot of damage quickly. Her Ultimate R will be game-changing as well.

She will have many items during this phase of the game, allowing her to deal a lot of damage in short bursts. She can quickly kill squishy targets who can't get away from her. As sona, Sona can completely change the outcome of a fight with this ability. The flash > Ultimate R combo can be quite devastating. Her late fights are quite powerful because she can heal her allies for a lot of health and do a lot of damage quickly. Her Ultimate R will also change game. She will have a lot of articles during this phase of the game, allowing her to do a lot of damage in short gusts. She can quickly kill squishy targets that can't get away from her.