Im just here to say, this pic looks so nice
The introduction of trading could be a great solution while also offering an easier way for trainers to get the cards they are missing from their collection or need for a new deck
Ive personally been playing two copies in my sideboard of Blue-Red Murktide and have been loving it, as your opponent generally brings in more removal spells to combat your creatures in post-board games, and a planeswalker like Jace is the perfect foil to that plan
The mechanically unique cards are found in set and collector boosters of The Lost Caverns of Ixalan which released on November 17, 2023
Just like tracking their graveyard size and playing 5D future library size Chess isn't what people play Magic for, starting at UUUB open and trying to route through Spellstutter Sprite, Cryptic Command, Mistbind Clique, Scion of Oona, and later Agony Warp just broke people