Trained on animefull. Contains 2 of Sothis's alternate outfits from FEH:
Bound-Spirit: hlwnSothis, very long long hair, hair ornament, witch hat, dress, striped, short sleeves, hair ribbon, pointy ears
More helpful prompts: black dress, bow, striped, puffy short sleeves, blunt bangs, twin braids, witch, halloween costume, ribbon braid
Silver Specter: xmasSothis, long hair, hair ornament, dress, midriff, hair ribbon, pointy ears, twin braids, fur trim, tiara, christmas ornaments
More helpful prompts: long dress, navel, shoes, red ribbon, gift box
Weight 0.8-1.0, prefer 0.9 or 0.85.