Occasionally you can find one where the colors aren't quite right. Brockelman & Luckey had a Plank that was oddly colored in their last auction (
http://www.b-lauctions.com/site/bid/...etauctionid=83). This card is now on Ebay (not mine). Also, you may find some where the background isn't quite as sharp/bold or are slightly different shades. But I have never seen one where the background was a completely different color like how E98's can be found.
dj