You might accidentally put a powerful non-Ally card to the bottom of your library
For the cost of one mana of each color save for black, when this 4/4 elemental enters the battlefield, its controller draws a card
The biggest upgrades Id suggest making would be adding the Courts: Court of Embereth, Court of Vantress, Court of Locthwain, Court of Cunning, and Court of Ambition
Oh sure, theres the occasional Jaces Sanctum plus Days Undoing deck, but the archetype as a whole never puts up results in Standard or Modern (or gods forfend, Legacy)
Black is usually fond of gaining power at any cost, but Braids is more of the This is gonna hurt you a lot more than it's gonna hurt me type of black card