WonderWorldComics are listing on their EBAY store the Vader Down #1 CHIP ZDARSKY Jaxxon Spotlight Variant Cover.
In the listing desription :
This variant is limited to 1:4,999 and will surely be the rarest Star Wars Variant comic in existence. Retailers must order 4,999 copies of Darth Vader #1 in order to receive 1 copy for this Variant comic by Chip Zdarsky (Sex Criminals and Howard the Duck) .This may be the only chance you will have to buy this variant comic book. It will be extremely limited.