Sofia Bulga from Tsukimichi: Moonlight fantasy
Keep in mind that settings may vary slightly between different versions. See below for more details.
When I tested this with different checkpoints and LoRAs, it seemed to work quite well.
Pony:
A LoRA weight of 0.8 works great, though you can adjust the strength as you prefer.
Prompts I usually used:
white hair, streaked hair, hair covering one eye, black top, bare shoulders, gray waist cape, black shorts, yellow eyes,
white hair, streaked hair, black top, bare shoulders, gray waist cape, black shorts, yellow eyes, dark skin, face markings,
SD 1.5:
A LoRA weight of 0.7 works great, though you can adjust the strength as you prefer.
Prompts I usually used:
white hair, streaked hair, hair covering one eye, metal bra, detached sleeves, bare shoulders, fur trim, purple waist cape, black shorts, yellow eyes