After doing a quick check of eBay, it looks like only one fake Lv. X is being sold by itself. Note the lack of spikes: http://cgi.ebay.com/Empoleon-LV-X-holo-Diamond-and-pearl-Pokemon-HP140_W0QQitemZ330213724477QQihZ014QQcategoryZ104047QQssPageNameZWDVWQQrdZ1QQcmdZViewItem
Methinks people...