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|Evolving Skies Build & Battle Box
The Evolving Skies Build & Battle Box is a special product given to participants at the start of Prerelease Tournaments for the Evolving Skies expansion. Each box contains a random set of predetermined cards designed to enhance the experience of the Limited format events in which they were initially distributed.
Included in each Build & Battle Box is a 23-card Evolution pack that includes one of four specially stamped Prerelease cards for the expansion, as well as four booster packs. The Prerelease cards for the Battle Styles expansion are Flaaffy, Galarian Articuno, Galarian Zapdos, and Galarian Moltres, with each containing a group of Pokémon cards that are focused around the following types respectively: , , , , and .
Each Build & Battle Box included two of the following four different groups of Pokémon cards, with one group always coinciding with the included Prerelease promo.
Each Build & Battle Box also included an additional random group of 6 (5 if you received the Galarian Zapdos group) of the following Trainer cards, with no more than 2 copies of a particular Supporter.