While triggering strange permanents is a nice bonusand if you are building around Naban, Dean of Iteration, it's certainly worth considering these cards (and cards like them) for utility slots in your deckif there's one thing we've learned from Panharmonicon, it's that most of the time, the right (and easiest) way to build around a card like Naban, Dean of Iteration is to play a ton of creatures with enters-the-battlefield triggers
While conjuring the Power Nine into your deck might be somewhat of a pricier endeavor on its own without the heavy use of proxies, obtaining this card itself is still quite difficult, as each Mystery Booster 2 booster box only contained roughly one Arena card per box
Best Early Game Cards Aurora Holding Court is maybe the best card of the entire Fabled set
Wicked Smile allows players to exhaust the card to banish a damaged character of their choosing - which is ridiculously good if youre planning to deal little bits of damage to loads of characters
Forbid scales in a fairly unusual pattern as the game progresses compared to all the other counterspells