Custom flat-style mix, best used with other styles! This one of mine is pretty good. The model is trained on Illustrious but all the images are made with Noob. Any Illustrious-based model should work fine.
"no lineart" is pseudo-activation tag.
Recommended strength is between 0.6-1.0.
Removing tags like monochrome and greyscale can be useful to help with colours when using the base lora.
I highly recommend combining this lora with other styles and playing around to get good gens. The following posts are examples of combine with other styles to get nice results: post 1, post 2.