Outside of EDH, the fact she comes with a 1/4 body and has the ability to invalidate combat means she might see a little play in a spells deck, if one emerges
If you do, make sure to check out our guides to the best MTG Arena decks and use the latest MTG Arena codes to nab a pile of free cards.
Clefairy Ability: Moon-Watching Party Once during your turn, if this Pokmon is in the Active Spot, for each of your Benched Clefairy, you may search your deck for a [P] Energy card and attach it that Clefairy
It also comes with the added benefit of putting a +1/+1 counter on it each time one of your creatures enters the battlefield so that you can put a bit of extra pressure on your opponents
If you have any questions, please feel free to comment in the comments
During Pokmon Checkup, put 8 damage counters on that Pokmon instead of 1