Try size: 640 x 640 or 512 x 768 (SD 1.5) / 1024 x 1024 or 768 x 1024 (Pony and ILXL)
Weights: 0.9~1
Clip skip: 2
Training material from bing
Pictures from CalicoMix 8.5 and KntanMIX XLpony and kantanmix_v16LCMTurbo
(If the pics is reviewed, it’s cowherd’s fault...)