Other versions:
Yiffymix-XL Use e621 tags (no underscore), Artist tag very effective in YiffyMix.
Species/Artists grid list (update v51) & Furry LoRAs/samples/wildcards
Recommend Artist List for new user
I've also programmed an artist generator here. It makes searching for new combinations very easy.
Generator
YiffyMix v5x doesn't need PonyXL score tags.
They recommend using the following settings for best results.
Resolution: 980x1280 || 1024x1024 || 1280x1280 || 1280x980
Steps: 8-12
CFG Guidance: 2.5
Sampler: Euler or Euler a
The model utilises the low guidance and steps due to it being an SDXL Lightning model. It's advised to keep your step count as well as your guidance low, whilst you may increase the step count if you choose to do so, there is a clear point of diminishing returns, therefore they recommend you to follow their recommended values here.
Negative embeddings SDXL = ac-neg1, ac-neg2