Because it has a powerful ability that lets you ready cards again and can earn 4 Lore when it quests, its coveted by both players and collectors
Decks that make use of Belle, Strange But Special rely on strong card draws to stop from burning out, and Sisu can provide multiple cards as long as you can keep her safe
While gameplay details for Lorcana are still largely under wraps - Ravensburgers initial release promised thoughtful and unique gameplay, while co-designer Ryan Miller told Dicebreaker at D23 that specifics would be revealed next year - the games first cards will arguably do little to fend off assumptions that the card game is effectively Magic: The Gathering in Disney cosplay
When cast, this action allows you to look at the top four cards of your deck, you may reveal a character card and put it in your hand, and the rest go straight to the bottom of your deck in any order
Auora, Dreaming Guardian and Hercules, True Hero will help protect your high-lore characters and further control the board by making favorable trades, while Develop Your Brain and Beast's Mirror will help ensure that you can continue drawing more cards and consistently find your big characters