The cards are designed with their mechanics first in a spreadsheet, with rarity assigned according to certain stats and text
Including meld alongside typical transforming double-faced cards (DFCs) had some challenges, but I felt the need to fight for the version of Fang and Vanille that best captured their story and its impact on me
Best Early Game Cards You only have three copies of the lone one-cost Nick Wilde Sly Fox Sleuth to play
Also, for this set, when they refer to Booster Fun, they mean one of the following treatments: Artist Rare, Woodblock Rare, Borderless Character, Borderless Lands, and EA Legendary Cards
It also feels, to me at least, like it would be easy to upgrade into something pretty over-powered with the right additions