Your Murktide will get bigger the longer you play, too, with it gaining new +1/+1 counters anytime an instant or a sorcery card leaves your graveyard
Its anyones guess if the sealed set will be opened, but as long as folks are buying, does it matter
While you will need to activate it every turn for this to work, once you have an established board state, that's not a big ask whatsoever
The card actually bears a lot of similarities to Elspeth, Knight-Errant, and I would argue that the originals two plus abilities and better ultimate give the card the edge in the comparison, but that doesnt make the new card bad
[68] At the beginning of the World Championship, new members were inducted into the Hall of Fame
It means that this card serves quite well as a commander, because of Commander Damage, but youll need to be able to defend them to get the most out of them