Here's another brand new stamp that would be great for Halloween from Sandra Caldwell. This image is called Morta Moon #1887. I thought this image would look perfect in a greenish yellow tint. I paired it with some gorgeous papers from Paper Temptress.
basis black. I then layered it with a wonderful piece of Hambly Studio Overlays. These are wonderful clear overlays that you can place on top of your cards and add dimension, stamp on, put images in front of or behind, trim, or use as embellishments by cutting. I am using Lime Mini Graph. They are also available in awesome 6x6" packages. For my image, I printed it out on Heavenly white and colored it with Copic Markers.