We also spoke to Ethan Fleischer, Senior Game Designer at Wizards of the Coast, about the design of the decks, if they were intended to be played against each other, and if their shiny, all-foil Collectors Editions are the new normal
Though Reconnaissance Mission and Bident of Thassa are effectively strictly better versions of Coastal Piracy, a deck that wants one will usually benefit from all three
From a game mechanics sense, this means the end of Investigate from the first set, as the mystery is solved, and the addition of several new mechanics Emerge, Meld, and Escalate to represent things going from bad to worse
It also has an extra effect where, if the equipped card smacks your opponent, the sword deals 2 damage to a target of your choice and you get to draw a card
If a card has been rebalanced, it will have the Magic Arena logo in the top left corner of the card right before its name