This power can only be used when a Pokémon evolves. Search your deck for a card that evolves from Eevee and attach it to Eevee. This counts as evolving Eevee. Shuffle your deck afterward. This power can't be used if Eevee is Asleep, Confused, or Paralyzed.
Disclaimer: The following data is based on sale history from a third party source. Data is updated about every 5 days. This data does not serve as a value guarantee.