The second, more obvious reason that cubes frequently take advantage of proxies is that cubes tend to include expensive cards
A lot of the new cards in this deck bring plenty of support for the monarch theme: Denethor, Stone Seer, Archivist of Gondor, omer, King of Rohan, Champions of Minas Tirith, Forth Eorlingas!, Crown of Gondor, Fealty to the Realm, and Oath of Eorl all bring some much needed support for the archetype, and in varied and interesting ways
It's ominous and the line "Stay indoors, away from what seeps over the thresholds" reminds me of H.P Lovecraft - Which also comes up quite a lot in metal
Brainstorm Brainstorm is not only difficult but also straight-up very powerful as a card - arguably one of the strongest cards ever printed
In fact, having played it a few times with middling success, Apprentice Wizard is pretty handy when it survives long enough to produce mana
BUILDConstruct a 40-card deck with your draft selections, adding any number of Basic Lands (we recommend 17!) PLAYPair off and play