The Mono-Quantum team composition in Honkai Star Rail consists of Silver Wolf, Seele, Lynx, and Fu Xuan, covering essential roles such as DPS, healer, support, and tank, respectively. She is a key part of this composition because she fulfils the tank role, providing protection to the team while maintaining synergy. This composition enhances the team's overall effectiveness and makes battles smoother, especially in high-level gameplay.