General theme: Flowers If you enter an icon for this theme, your icon must focus on flowers. There may be characters in it as well, but the focus must still be on the flowers (enough to notice).
General theme: Uniforms If you enter an icon for this theme, your icon must feature a character wearing a uniform of some sort, be it school, work, etc.
General theme: Clouds If you enter an icon for this theme, your icon must feature clouds. (example by volkner.) This theme was suggested by bipolarcucco.
General theme: Selective Color If you enter an icon for this theme, your icon must have only one color present in the icon, and the rest must be grayscale. (example.) This theme was suggested by stunningsunrize.