That aside, everything else about The Brothers War feels cohesive and solid
Rookidee is only useful when used in combination with other cards, or if you are planning to evolve it into the more powerful Corvisquire form
Id want to be in the ballpark of twenty-four spells before Id consider playing three Augurs, but perhaps changing some things around could make that an appropriate way to build the deck
If you play older Historic on Arena, you know just what this can do with Scurry Oak, but its also best buddies with Walking Ballista
9 Baral, Chief of Compliance Stalls the Game, Then Finally Attacks 2,776 Decks on EDHrec.com Counterspells are great in formats like Modern and Legacy, but countermagic is only good for countering game-winning cards or infinite combos in Commander