For Illustrious: images generated using NoobAI model
trained on art by Klimspree. The SDXL version is closer to their style, will require you to use https://civitai.com/models/288584?modelVersionId=324524, I haven't tried all the ponydiffusionXL variants so it may work in others.
SD 1.5 and AutismMixconfetti SDXL