to keep close to her old design try any of these - or put in Neg ( when altering appearance/outfit)
may need to add 3d, or realistic, in neg for certain 2d/anime styles - lower weight for less 3d influence - 0.8 between 0.6
May update standard to v3 at a later date
Pony XL - TW is Scathachxl,
For appearance
Scathach, yellow eyes, pink lipstick, mole under eye, red rose tattoo on face, or red facial mark,
grey skin, if needed - black fingernails,
black hair, or leave off as it may conflict with scowl,
rose tattoo may spawn on other parts of body - inpaint may fix
may need to put flowers, or plants, in NEG
for attire
striped crop top,striped, fingerless gloves, striped underwear, jewelry,
witch hat, black cape, colored scarf, or blue or green scarf, triangle print scarf,
attire may turn red - or can turn red if black, isnt specified
outfit is very specific so some prompts may be missing here or should not be added as it could conflict with attire