There is:
https://imgur.com/r/Boardgamedeals/2FWSADf
Basically, they have the Spyke head logo and the URL: munchkin.sjgames.com
Henchmonster, Stacked Deck, and The Last Laugh have all been printed in color with 2 different URLs,
www.worldofmunchkin.com (regular promo) and munchkin.sjgames.com (target deluxe exclusive promo).
The promos I am after are the ones with the URL munchkin.sjgames.com.