1girl, back, backless_dress, backless_outfit, bianka_durandal_ataegina, bianka_durandal_ataegina_(palatinus_equinox), black_dress, blonde_hair, braid, dress, earrings, floating, floating_object, gem, gloves, honkai_(series), honkai_impact_3rd, horns, jewelry, long_hair, looking_at_viewer, looking_back, official_alternate_costume, solo, standing, ylceon