

So far, there are no images for the contents of the card packs or figures themselves, but it is confirmed to happen according to a leak thanks to ToyWiz and North Men Collectibles (Hurray for Toronto!)
Source: https://northmencollectibles.ca/index.php/shop/pre-order/pokemon-marshadow-detail
*https://toywiz.com/pokemon-shiny-silvally-figure-collection/
(*This is likely to be a typo on their end to include "Shiny")
Art credit goes to Autobottelsa from Twitter.