However, with the basic Swamp requirement, your mana base needs to be almost exclusively basic Swamps and Cabal Stronghold to really make Cabal Stronghold function, which probably isn't worth the cost in Modern, where splashing a second color and playing utility lands likely give you more power than maybe making extra mana with Cabal Stronghold, and it might not even be worth the cost in Standard
Facilier can be used to immediately challenge again, making for quick recoveries from banishment that keep an opponent on the defensive
They have a strong sense of deck identity
Although armor and auras can be similar, the brains required to use them are worlds apart. Zilan, Makindi auramancer Illustrated by Howard Lyon Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Legal Brawl Not Legal Legacy Legal Comp
While Moanas one point of strength isnt much, you likely wont want to be using her to challenge anyway