GameStop is limiting sales of the Pokemon Trading Card Game's newest expansion set, "Prismatic Evolutions," ahead of the fan frenzy over the set. The massively popular trading card game based on the beloved monster-catching franchise has seen plenty of exciting sets with highly sought-after "chase cards." Popular Pokemon like Charizard and Pikachu often serve as some of the game's most prized releases, with the Evolving Skies alternate art version of Umbreon even fetching thousands of dollars. Now, Pokemon's newest set has kicked up fans into a frenzy over its new cards.