...and the Knuffel also needs to be colored, in all stages. There is nothing wrong with white hair, white skin, etc, but even white has shades, and you only have a completely white all-consuming solid white texture, which is not "colored".
3. Artistic Standards
Your Wild Knuffel must follow some basic artistic standards
→ It has to consist of colored, filled areas, on a clean transparent background.
→ You cannot submit scribbles
→ You cannot submit sketches
→ You cannot submit uncolored Knuffel
→ You cannot submit Knuffel in a sketchy drawing- or coloring style