After the destruction of Argoth, Gaea was willing to instill a portion of her own powers into some of her more vengeful followers
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As much as I dislike Pantlaza as the commander, its too good to ignore in the 99 of the deck
You can pay the reconfigure cost again (still as a sorcery) to either attach it to a different creature you control or remove it altogether, meaning it will become a creature again
In other words, sure you opponent can (ironically) run Maui - Hero to All into this, but that is taking off an entire turn where the characters hanging out in the island paradise are still free to play to their hearts content
It also helps that Elsa is one of the most beloved characters in the Disney roster - her promo far eclipses the value of other D23 promos