The solution is the Split and Conquer method
Each theme has a small number of possible card sets on that theme, distributed on a rarity basis, such that the specific booster that a player purchases will still be a random selection
Plus, you'll get plenty of booster boxes that offer the classic cards that Pokmon fans have come to love
For a long time, I felt that it wasnt worth learning to play Urshifu, as it was not a top tier deck, and my time would be better spent getting better at other archetypes, like Gardevoir
2 Firestorm
(2004), "Using the Imagination: Consumer Evoking and Thematizing of the Fantastic Imaginary", Archived September 6, 2012, at the Wayback Machine Journal of Consumer Research , 31 (June), 136-149