The D23 Disney Lorcana panel featured Ryan Miller (Senior Brand Manager), Brent Strong (Imagineering Creative Director), Steve Warner (Game Designer), Shane Hartley (Creative Director of Global Games) and Richelle Brady (Community and Engagement)
A fellow rare card from Azurite Sea like Calhoun, Genie - Wish Fulfilled saw a market trend with equal crests and valleys starting at $6 back at release before settling at around $10 presently
Double-faced cards were in the set from the beginning, as they're the most effective way of showing how heroes and villains have big story-related changes, and Sephiroth becoming the one-winged angel was necessary
These kinds of replacement effects don't affect the turn-based action of putting a single lore counter on a Saga at the start of your first main phase
However, with Attack of the Vine, the initial value of cards from this set is a little higher than usual, thanks in part to ongoing availability issues that are sure to tighten the population of the cards in the short term