Melfina from Kuro no Shoukanshi / Black Summoner
When I tested it some different checkpoint and LORA's it seemed to work well with this LORA.
LORA weight 0.8 works great, but feel free to adjust the strength to your liking.
Prompts that I usually used:
Two different outfits similar to the show:
long hair, purple hair, blue eyes, head wings, armor, blue trim, blue headdress, breastplate, pauldrons, armguards, black fingerless gloves, white pelvic curtain, white long skirt
(white dress), long dress, long hair, purple hair, sleeveless, silver headdress, blue eyes