If they really wanted to push the boat out, we could also have a new type of card for attractions, with characters exhausting to let them ride Space Mountain or Pirates of the Caribbean for powerful effects
Avoiding cheating in your miracles deck is one thing, but in order to not give away information, competitive players must now draw every card like they might stop and cast a miracle even if theres zero in their list
If so, Saulvinia is perfect proof of that
If you want a different sort of Extra, you can always turn to that
(It's also not an enchantment they can kill to get their dork back, by the way) But by discarding it for an effect, you net the effect as well as a powerful madness theft of something at instant speed that can change the tables very quickly
Paying careful attention to your Pokemon's abilities can help you control your deck