Should they all be the same colors so they could go in the same commander deck together
But before I start explaining what I think, I would like to clarify that all the critiques are not directed to the designers, or the design itself, but to the bigger concept

Akrasan Squire Angelic Benediction Ardent Plea Aven Squire Bant Battlegrace Angel Cathedral of War Court Archers Dauntless Escort Avatar Dawnray Archer Duskmantle Prowler Duty-Bound Dead Emissary of Soulfire Ethercaste Knight Exalted Angel Exalted Dragon Exalted Flamer of Tzeentch Finest Hour First Sliver's Chosen Frontline Sage Giltspire Avenger Goblin Champion Guardians of Akrasa Ignoble Hierarch Knight of Glory Knight of Infamy Merchant of Truth Nefarox, Overlord of Grixis Noble Hierarch Order of Sacred Dusk Outrider of Jhess Qasali Pridemage Rafiq of the Many Rammas Echor, Ancient Shield Rhox Bodyguard Rhox Charger Servant of Nefarox Sighted-Caste Sorcerer Sigiled Behemoth Sigiled Paladin Sovereigns of Lost Alara Sublime Archangel The Book of Exalted Deeds Urza's Dark Cannonball Waveskimmer Aven Zarda, the Power Princess

Her draw on sacrifice is a twist on the general enchantress draw on play that invites you to run some different cards, and works particularly with sagas, which her second ability really wants you to play
Im probably missing a few, but for the most part that list is fairly accurate