limited edition magic cards Bicycle Unnameable Horrors Playing – The Box This impressive looking device is a card magicians Equestria Daily - MLP Stuff!:

If you are attending a Speed Duel Release Celebration that is hosted as a Remote Duel event, you must have a valid shipping address in the country (United States or Canada) in which the Remote Duel Speed Duel Release Celebration event is being held in order to participate in that specific Remote Duel Speed Duel Release Celebration

Presumably we'll also get regular booster boxes without the promo

Serra Ascendant In a normal 20-life game, Serra Ascendant is strong on curve

Mystery!Welcome to the land of Kitakami, where people and Pokemon live harmoniously with nature

Other developers have encountered similar issues, take this GH issue for example