They are not only judged by their playability, but also by their collector appeal, artwork, chase cards, character selection and long-term sealed product value
I'm open to that argument, but first and foremost I see it as something additive, not necessarily transformative, meaning that this should be seen as something completely different, and at the same time I would never dream of collecting physical Pokmon cards, but getting a notification on my phone that I can open a digital pack twice a day
In the same way as for the Prime, these choices are related to the competitive game
Crypt Incursion Lifegain decks can leverage Crypt Incursion
It's a fun way to maximize powerful exhaust cards
It also inflicts nifty burn damage that can stop an opponent's late-game move cold