A "Train Difference" mix (see https://github.com/hako-mikan/sd-webui-supermerger/blob/main/calcmode_en.md#traindifference) of FluffyRock and PolyFur onto a diverse and versatile base model to expand the text encoder's range of prompting and understanding of concepts outside of e621 tags.
For non-furry prompting, it's also recommended to combine it with hll (model). See rentry for details.