This model is split into multiple versions.

Weight: 1.0

First Ascension: m0rganst1, grey hair, ponytail, french braid, hair bow, black bow, two-tone dress, black dress, center opening, stomach cutout, pelvic curtain, white dress, long sleeves, wide sleeves, black footwear, thigh boots, blue choker, cleavage, large breasts

Second Ascension: m0rganst2, grey hair, ponytail, french braid, hair bow, black bow, two-tone dress, black dress, center opening, stomach cutout, pelvic curtain, white dress, long sleeves, wide sleeves, black footwear, thigh boots, blue choker, cleavage, large breasts

Third Ascension: m0rganst3, stomach tattoo, grey hair, ponytail, french braid, hair bow, black bow, tiara, spikes, two-tone dress, black dress, center opening, stomach cutout, pelvic curtain, white dress, long sleeves, wide sleeves, black footwear, thigh boots, blue choker, cleavage, large breasts

Water Princess: m0rganswim, grey hair, ponytail, french braid, twin braids, hair ribbon, hair flower, gold trim, white bikini, puffy long sleeves, detached sleeves, bare shoulders, large breasts

Queen of Winter: m0rganqueen, blue lips, grey hair, ponytail, french braid, hair bow, black bow, crown, black veil, two-tone dress, black dress, long sleeves, wide sleeves, black gloves, pelvic curtain, cleavage, large breasts

Chaldea Satellite Station: m0rganchaldea, grey hair, ponytail, french braid, hair bow, black bow, white shirt, collared shirt, dress shirt, long sleeves, black skirt, pencil skirt, white belt, black pantyhose, large breasts

Valentine Witches: m0rganvalentine, grey hair, ponytail, french braid, hair bow, witch hat, blue dress, cleavage cutout, arm strap, frilled wrist cuffs, corset, waist bow, black thighhighs, large breasts

FGO Festival 2023: m0rganfes2023, grey hair, ponytail, french braid, twin braids, hair bow, hair flower, blue flower, yukata, white kimono, floral print, long sleeves, wide sleeves, sash, obi

Add blue eyes if necessary.

The results of your generations are dependent on the additional LoRAs, weights, and models you use, so it may not work or come out as consistent as my sample images.