Card advantage when it walks up, a sizeable cost for the edict to transform, then game-breaking card draw for producing a spectacle
More importantly, its only uncommon rarity, so the pull rate will be relatively high
This set is a digital add-on to the main BRO set
That's makes this very synergetic, and I built a deck for your consideration here - Mastering Fear with Umbris | Article by Abe Sargent (coolstuffinc.com)
you open a pack, got a pile of commons, a few uncommons, and one slot that contained either a rare or, if luck would have it, a mythic rare
The only drawback here is it does mean that you probably aren't on universal grave hate pieces like Rest in Peace , but many of the targeted ones are still fair game and can often be recurred by this card