The model KojiPonyMiX can be found on civitai.com. It was posted onto that website by user Kojimbomber.

Creator's Tips

CFG Scale: 6

Sampler: Euler A

Schedule type: Align your steps

Clip skip: 2

No negative prompt is needed, you can still use simple background, monochrome, greyscale though.

Adetailer is recommended.