I couldn't find any drawings of kappa on here so I thought I would provide one. I'm not the best artist though, but I suppose someone could use a public domain colorful clipart graphic of a kappa somehow?
This is a completely free image Kappa (drawing) that you can download, post, and use for any purpose.
Image License: CC0 No Rights Reserved
You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission, and at no cost. This image is completely free.