Its a great Pyroclasm, and the fact that it hits artifacts makes this card an excellent control piece across multiple formats including Standard, Pioneer, and Commander
Again, this doesn't matter so much over the long term because the supply of these decks will be massive, so things will even out, but for the short term, having $30 more in value is a reason to take Stalwart Unity, Breeding Lethality, or Invent Superiority over the other two decks
These are the cards I would almost never pass in the third pack regardless of my deck, such as Mox Ruby, Black Lotus, Library of Alexandria, and Ancestral Recall
Etali is expensive to bring out, and most of the time it just gets removed before doing anything