That link you posted doesn't seem to work, but this one should:
http://forums.kc-mm.com/Gallery/BrawlView.php?Number=16655It looks like there was a

in quality. Here is a comparison between your textures and the ones I've replaced just now:


What are you using to resize textures? Never save a texture in a .jpg format, because that format uses a compression method which causes pixel artifacts. I recommend a .png format.