- Name: Weiss - Gender: Male - Weapon: Guitar of Madness - Abilities: Howling (human screams emit from the guitar to confuse enemies), Sonic Wave (fires shockwaves while playing to push enemies back), Curse (as the guitar sound intensifies, chains emerge from the ground to bind enemies), Slash (emits slashing waves while playing to cut opponents) - Characteristics: A frenzied guitarist who plays the Guitar of Madness. He views the guitar as a weapon rather than an instrument. He appears kind, but possesses a maniacal obsession with becoming famous. (He is Hari's brother and changed his name.) - Awakening: Metal of Frenzy and Ruin (transforms the surroundings into his own stage of madness, allowing him to use all abilities at once; when near defeat, he pours down continuous slashes from the back of the stage) - Personality: Pretends to be kind, but is actually arrogant and consumed by madness. When lost to madness, he becomes uncontrollable and can go on a dangerous rampage. - Appearance: Black clown hat, black jumper and hoodie, deep blue jeans, reddish-green hair. Carries the Guitar of Madness on his back. Wears a jewel-encrusted belt and an ornament on his right leg.

- Name: Hari - Gender: Female - Weapon: Electric Guitar - Ability: Guitar Performance (heals teammates or applies debuffs to opponents) - Characteristics: An extremely fearful guitarist. Perhaps because of this, she prefers being alone. She hates people being pushy with her and loves sweet things. She is Weiss's younger sister. - Awakening: None - Personality: Incredibly timid, has a small voice, and makes many mistakes. She is wary of almost everyone. - Appearance: Ivory hair, a shirt with red and black horizontal stripes, light blue jeans with patches sewn on. Has a frightened expression and carries an electric guitar on her back.

Ordinary users.