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
It's an inkcaster, and when you pick it up, it feels both exciting and familiar
Consider how useful every card in your hand is, because there's a chance you might play all of them
Rather than questing, you can exert Dumbo and pay one ink to gain one lore and draw a card, with card draw always being a useful addition
Not only is Tiana able to quest for two lore, but as long as Tiana is exerted she has an automatic defensive mechanism that a challenging character has a negative three to their attack unless the other player pays three ink to counter it
IGN reported that the four new commander decks coming to the game in June will focus on Final Fantasy VI , Final Fantasy VII , Final Fantasy X , and the award-winning MMO Final Fantasy XIV