played: 2.372.368308351 13% of decksPercentage of decks that could play both Tearing Shuko and Art of War that play both
Charms tend to have effects too small to justify a card by themselves, but having the choice of three of these mini effects are worthy of the card, due to the flexibility
This on top of black white having little card quality of its own means you cannot have too many cards that do nothing for your position but cost you a valuable card
Another angle is to play with some of those suspend cards with no mana cost, like Ancestral Vision, Crashing Footfalls, Resurgent Belief, Lotus Bloom, or Mox Tantalite, and get a zero-mana creature in the graveyard for Ellie and Alan to discover them with
When a card's text states "up to" a specified number of cards, you can choose 0 cards.