The card was created by Richard Garfield, the creator of Magic: The Gathering, to celebrate the birth of his daughter in 1997
Until then, you can read more about the changes to Universes Beyond sets over at the official website.
The party mechanic incentivizes you to have rogues, wizards, clerics, and warriors, and Linvala itself is a cleric
Do black cards have a good card draw
1 A Whole New World Drastic times call for drastic measures, and if youre in need of a whole new hand, then A Whole New World is just that card for you
Creature - Human Artificer The Brothers' War (As this Saga enters and after your draw step, add a lore counter