To that end, I think the decision will ultimately come down to how relevant the sacrifice ability is on the card
This incredibly powerful card costs a staggering eight ink to play, but then can quest for four lore each round and cannot be challenged by an opponent unless they have the Evasive ability
I find it quite amusing that it works with other copies of Niv-Mizzet
Recently, R&D has experimented with conditional hexproof, such as hexproof from specific colours or card types
The Enchanted cards in Azurite Sea have a stylised, sepia toned look, with line drawings that ape the aesthetic of old maps, which is definitely in keeping with the nautical, piratical theme of the set, and there are 18 cards in all: What Characters Are Making Their Debut In Azurite Sea
The potential for it to be huge is there, but there are just easier ways to get an even bigger and better creature