Its especially brutal if you can flash this in as a combat trick, since most players wont dare to attack when this is on their creature
Now you may be wondering what the problem with the deck is
(#16 Overall) - Urza's Saga This thing is just broken
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
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