Hope she can play the guitar as well. I-No from the Guilty Gear anime.
One of That Man’s servants and apparently a time-traveler, I-No appears in the postwar era approximately two weeks after the events of Guilty Gear X. She attacks Dizzy and sets the various fighters of the era against each other, seeking to help That Man’s still-unrevealed plans. She fights with an electric guitar, both using it as a bludgeon and playing it to create deadly sonic waves. She also wears a stereotypical pointed witch’s hat that can fire projectiles …

Created by Masashi Kishimoto, Gaara is the fictional character from the Naruto manga and anime series. Gaara was designed as a foil to the series’ titular character, Naruto Uzumaki,. They were born through similar circumstances, but somehow develop vastly different personalities as they deal with their troubled upbringing.
Gaara was initially introduced as an antagonist and Naruto’s rival. Both of them eventually develop a bond as kindred spirits and become close friends as the series progresses.