Moderately Played (MP) = A card in this condition has noticeable play wear including edge wear, nicks, scratches, clouding, and/or scuffs
Saskia was a good attempt to answer a problem I dont know that players needed solved
Rakdos Dragons is not something you see every day
The closest thing to any real usefulness is if this card is used with Convulsion of Nature, which flips both Decks upside-down at least its owner can see their top card before they trigger Tainted Wisdom's effect that way
By cheating a Batterskull or Kaldra Compleat into play, Stoneforge Mystic gives more controlling decks a way to quickly end the game when they need it
This lets buyers verify their cards are professionally authenticated - a real boon for big spending collectors, considering the amount of fake Pokmon cards (and now slabs) circulating