There are plenty of Stage 1 decks that rely on ex Pokmon, but these aren't the only Stage 1 Pokmon that are useful, as some single-prize Stage 1 cards are phenomenally powerful in specific strategies
Many creatures do considerably more complicated things, while most types of card are almost completely defined by their ability text
Learning how to play Puppy Pile correctly means balancing your Bench and your hand this is one of the decks biggest skill tests
Interestingly, Arlinn, the Packs Hope is the only card to get three different arts: regular, Equinox, and Borderless
With a little practice, these checks become second nature
As with all cards, Bubble Mew's price is tied to the popularity of the Pokmon card collecting hobby, which seems to just keep on getting more popular