While the serialized Emeritus of Ideation is destined to be the most expensive MTG card in this set, full stop, you'll only have a (slim) chance to find one if you're opening collector packs
It can charge itself up by sacrificing artifacts, and you draw a card in the process
Its susceptible to friendly fire in cEDH where multiple decks can play it, and in casual it can fall to any number of ping effects
The risk of it being weak if you draw it later on is worth the power of having it early
What Disfigure can't kill but Fatal Push can, without revolt: 12 (Thing in the Ice, Celestial Colonnade) What Disfigure can't kill but what Fatal Push can with revolt : 21 (Courser of Kruphix, Hellrider, Kalitas, Traitor of Ghet) For reference, 30 creatures can't be killed by either Disfigure or Fatal Push , creatures like Consecrated Sphinx, Sarkhan, the Dragonspeaker, and Baneslayer Angel