box of mtg cards Invested Alliance Deck (Black) | 100 Card Kit 6–9 Common MTG Product Guide | Magic:

And I can play Auratog, and give him +2/+2 each time I sacrifice Rancor, and then draw a card for each sacrifice by replaying Rancor for a single green mana

We could probably have found room for Gwen Stacy and Miles Morales in a non-Spider-Man specific set, but there wouldnt have been room for Aunt May. McCall says that designing for a Universes Beyond set flips the worldbuilding on its head, in that a typical Magic set needs its cards to lay the groundwork of its location and setting while also being fun to play with in order to get players on board, whereas most people already have some familiarity with a character like Spider-Man

It also doesn't matter if that first spell resolved or not

They enter tapped

From Esper artifact decks to Rakdos Goblin Welder tricks, it works well with artifacts, too, and don't forget that

This gives the next cast spell flash, plus you can put X +1/+1 counters on a creature, where X is the mana cost of the spell