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
Rampaging Monument "Be advised: suspect is nine stories tall, marble hair, answers to Saint Gusztav." Inescapable Blaze "The Izzet are blamed for every little disaster, which is unfair because we only cause most of them." Mizzix of the Izmagnus
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
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