Here's how it works: you cast the creature card, and sometimes it enters "Prepared" while other times you'll need to find a way to make it "Prepared." Once it's "Prepared" you can then cast the spell on its box (following the mana cost and any timing restrictions)
It would be a staple if the cost were lower
His loyal advisor Baird convinced him otherwise, and now he steels himself to face this threat head on
Land Color tag templates(None) Mountain Basic Land - Mountain Color tag templates(None) Plains Basic Land - Plains Color tag templates(None) Plateau Land - Plains Mountain Color tag templates(None) Prismatic Vista , Pay 1 life, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield, then shuffle
Finally, the original Pokmon cards were printed in Japanese, so it makes sense that the originals in this series carry a higher value than any English equivalent that came later.