Sona

Sona, the Maven of the Strings is a champion in League of Legends.

Abilities
Sona uses the stance mechanic. Her basic abilities all have a persistent aura effect which remains for as long as she doesn't activate another ability. Additionally, her auras remain for 1 additional second after changing stances. Each ability also has an activation effect upon being cast. Sona's basic abilities also set off a 0.5 second cooldown to the other two basic abilities.