Columbine is one of the eleven Harbingers of Fatui, and thus one of Tsaritsa's trusted soldiers. Harbingers are ranked by strength and she ranks third. Her title is Damslett. There's clearly something wrong with her and you have to be careful with her. According to one of the harbingers of Fatui - Scaramouche, she is obvious and innocent, unconcerned and unfeeling in any given situation. She has a power that can rival the power of the archons. She also sings very well and beautifully.