However, Prismatic Ending solves much of this problem, as the card can efficiently answer both creatures and noncreature permanents
Plus, you can put all of these into the same style of deck
I also have this Geodude where the top/bottom border are a different color the left/right border
However, Clefairy is, if anything, an example of how any shadowless Base Set card can sell for surprising amounts, regardless of what's printed on it
Heres an example play, its the same except instead of a Monarch in hand you have a Swap Frog (which is pretty common since you may have sent the Treeborn to grave with it): Summon a Dullahan in the same way as before
You begin by drawing a card from your deck