pokemon evolutions booster box amazon Mega Evolution 01 | Pokémon TCG Mega Starmie ex Pokémon TCG: Mega Evolution—Pitch Black

the description mentions something about energy representation, but i think its just talking about the coins

Then that player puts the exiled cards that weren't cast this way on the bottom of their library in a random order

Having Eevee ex in the deck helps with quick and easy evolution, along with additional mons like Wisdom of Sea and Sky Magby and Genetic Apex Flareon to help with Energy Token generation and back-up damage, respectively

If you dont have much hope of casting it for one mana, Id likely skip it, but its good in decks such as red/white or red/black

Check out the top 10 rarest cards of this series below

As you can imagine, being forced to buy books to get one card did not sit well with everyone, resulting in the series stopping after 5 books and this particular methodology of implementing promotional cards wouldn't be used again