It will be useful on Vileplume, Venusaur EX, or Exeggutor EX to give those cards even more help in battle
Your reanimation spells will typically cost much less than your opponents will spend on their biggest creatures, so you will spend far fewer resources while exerting similar, if not stronger, pressure on the table
In short, our matchups are much more polarized than a more traditional deck like Zoroark/Garbodor or Archies Blastoise
Emrakul feels very similar to Ugin, the Spirit Dragon to me, as it usually cost about eight mana and will be extremely difficult to beat after its cast
While it does offer the launch window and promise the number that can be swapped with other players will grow, it doesnt note what the limitations will look like
Fans will love this subtle characteristic, and the team at Ravensburger deserves kudos for the brilliant design