First impressions count and it looks like Disney and Ravensburger nailed it
Sadly, The Furbys: The Gathering drop gets a very comparable card
As for the card itself, The Soul Stone is a monster of a value engine thats, at worst, always useful
Brawl Legal Vintage Legal Timeless Legal Commander Legal Pauper Not Legal Oathbreaker Legal Penny Legal Toolbox Buy This Card Notes and Rules Information for Azusa, Lost but Seeking: Azusa's ability is cumulative with other effects that allow you to play additional lands, such as that of Song of Creation (from the Ikoria: Lair of Behemoths set)
Suddenly you could splash Twisted Abomination and a single Swamp - if you drew the Swamp, you could play the Abomination, and if you didn't draw the Swamp and drew the Abomination, you could fetch the Swamp and thin your deck
The much-hated Propaganda, which means enemies have to pay to swing at you, could make for a good addition here too