If a card just says chosen character, or chosen card, you can choose whatever character or card you want
For everyone, though, it's a much-needed reprint, as Clever Concealment has been getting prohibitively expensive
In addition to this, Astrologians Planisphere is also an artifact, which helps Delirium costs in Legacy Delver and adds to the number of artifacts in play for Modern Affinity
In our opinion, the Sapphire/Steel starter deck is the better of the two for a few reasons
Every Equipment costs mana to actually equip to your creatures, but the deck has plenty of ways to cheat around equip costs by making them either discounted or completely free, depending on what your board state is
Starter decks are a great way for new players to jump right into the world and gameplay of Lorcana, as they contain a good variety of cards that play well and off of each other