Forcing players to pay one mana each turn for each creature, lest they be destroyed, The Tabernacle at Pendrell Vale is incredibly oppressive to play against
Unlike other rainbow lands that deal damage, enter tapped, or require specific conditions, Command Tower works immediately and unconditionally
You may play the copy without paying its mana cost
This card works best when paired with many Songs as any time you play a Song card, you can pay two ink and deal three damage to a character of your choosing
Cards like Dive Down, Mizzium Skin, and Shell Shield not only stop targeted removal, but they can be used to copy other creatures in a pinch
I think Ayara, First of Locthwain might be too much a holdover from the Bastion of Remembrance versions of this deck, and cutting that card and the sideboard splash of Tibalt, Cosmic Impostor lets you play all Snow-Covered Swamps and a couple of copies of Faceless Haven