Lightmine Field - This makes your opponent consider how many creatures they're attacking with, because more creatures means more damage per creature
These are always, in Disney Lorcana at least, alternate art, super rare variants of cards that youll find in the base set
It not only helps you stand out by reading well, but it also frequently means you save on lines
Not sure its worth it with creatures, and Im not sure Squandered Resources is the best thing to be doing outside of janky combos unless you can get lands out of the graveyard
If it resolves, you'll follow its instructions and the targeted opponent will mill half of their library
As far as other talent goes, many, many actors had likeness approval so they got to see the art to make sure they liked it