Ever since I saw High Alert previewed, I knew there had to be a walls deck somewhere in Standard, since the enchantment added a second enabler to assist Arcades, the Strategist in its duties of turning all of your walls into attacking, defending, card-drawing engines
This might seem intuitive, but it's important to be able to answer the threats that immediately kill you, like Colossus Hammer or Murktide Regent, rather than the ones that are mostly just annoying
I considered if Zodiark should be a transforming double-faced card (TDFC) to match Hydaelyn, with the front side being the character who eventually becomes the heart of Zodiark
The non-foil cards here are rares and mythic rares from The Lost Caverns of Ixalan Commander decks or new-to- Magic The Lost Caverns of Ixalan Commander cards
And fortunately they hit it out of the park with this incarnation of the doctor, who probably the most interesting of the deck's Doctor options