I didn't like the recognized version of Mirajane on the Illustrious checkpoints so I made a simple lora using anime screencaps.
Red Dress
mirajane strauss, white hair, long hair, topknot, forehead, blue eyes, necklace, red dress, long dress, sleeveless dress, bare shoulders, pink bow, pink trim
Black Dress
mirajane strauss, white hair, long hair, topknot, forehead, blue eyes, ribbon choker, black ribbon, black dress, long dress, frilled dress, off-shoulder dress, bare shoulders, cleavage, long sleeves