Between Urzas Saga, Tezzeret, Cruel Captain, and Trinket Mage, there are plenty of ways to nab it without resorting to Game Changers
Finding the perfect land mix won't be easy, but I could imagine shaving a Plains, a Deserted Beach, or a Demolition Field to make room
But what about its volume, I hear absolutely no one ask
This is a statistical average -- some displays yield 2 Enchanted cards, others yield none
One is that you have control over when to use the effect and are able to save it until you have all your mana spare to abuse and the other is that the hands only last a turn and so any sorcery speed cards they draw will be useless if used in your turn
In other instances, a card's flashback cost sometimes requires different colors of mana than its original casting cost, making the flashback cost accessible to only certain color builds