Counters are the highest-impact cards you can include because they affect every single game
Some players try to build the most efficient and competitive decks, while others like to experiment and see if they can pull off specific interactions
While the Ruby/Sapphire Ink combination crept into the Set 3 competitive formats meta and looks to be one of Set 4s strongest contenders, not many of the cards in this deck saw play
Additionally, the Concept Praetor cards, which can be found in Phyrexia: All Will Be One Draft Boosters, wont be making this list
Thats not exactly surprising given the set is literally named after Ursula
Ostensibly, any Stage 1 and Stage 2 evolutions will also come in the ex flavour, as they have previously been needed to evolve a Pokmon-ex.