weight 0.9 is best.

This model is based on the SDXL Pony Model.
It doesn't work with Animagine XL Checkpoint.

I created this LoRA as requested.

outfit1
aaruri, long hair, multicolored hair, purple hair, hair ornament, earrings, pink eyes, grey shirt, white vest, brown belt, black pants

outfit2
aaruri, long hair, multicolored hair, purple hair, hair ornament, earrings, pink eyes, pinafore dress, yellow dress, short sleeves, bracelet

I uploaded a sample image of the outfit as a post.

In the sample images, used hires.fix and the extension Adetailer.