I imported the images into into Comix, but I was not pleased either, so I made my own bloodsplatters, semi-transparent. I did some changes to the Comix code aswell, so it ONLY shows the blood, and plays cool crit sounds...
Edit: BloodSplatter is now out with a new version, located at
http://wow.curse.com/downloads/wow-a...odyscreen.aspx - please, don't contact me anymore for the Comix hack.