Joining the Honkai: Star Rail roster in the version 1.6 update, Ruan Mei emerges as a highly anticipated character and a key figure in the Simulated Universe storyline as a member of the Genius Society. True to her narrative involvement, she proves to be an exceptional support unit capable of providing party-wide buffs through both her Skill and Ultimate. These buffs include increased DMG, and Ruan Mei's unique buff, Weakness Break Efficiency increase, along with added benefits such as delaying enemies' actions and providing all Elemental RES PEN to all allies.