As I mentioned before, the most powerful way to build Commander decks with MDFCs is to cut five or six lands (usually basic lands or other utility lands that tap for one color of mana) along with two or three spells and replace them with MDFCs so that you end up with something like 31 or 32 "real" lands but 40 or 41 total lands
Even if you dont plan to make use of your exalted triggers, a steady supply of 0/3s will help slow down aggressive opponents and draw you even more cards if youre playing creatures like the aforementioned Welcoming Vampire, Mentor of the Meek, or Bennie Bracks, Zoologist
They will very likely be able to make some tests and verify a card for you
Choose one: Give it target opponent, or look up the near mint value of that card on coolstuffinc.com and give that amount of money to target opponent
Thankfully, with Wilds of Eldraines Enchanting Tales containing powerful white reprints like Land Tax and Smothering Tithe, Moonshaker Cavalry should have all the support it needs to have maximum impact and regularly close out games