Opera Love Song Wrenn's Resolve is already seeing play and this feels better in every way
Then add these aura/enchantress payoffs: Ghostly Dancers, Hallowed Haunting, Sigil of the Empty Throne are the best token generators for Enchantress imo, don't need Ghostly Prisons when you have an army of 4/4 flyers that can also swing and win
For just three mana, Out of Time sweeps the battlefield of creatures, phasing them out for turns equal to the number of time counters on it
Giving creatures the ability to attack or tap on the same turn they enter the battlefield under your control lets you quickly apply pressure to opponents through big stats, attack triggers, and powerful abilities the table would otherwise have a turn to respond to
Casting Aetherize at four converted mana cost is very overkill, but with Cyclonic Rift, you can just pay the normal one-generic, one-blue cost to deal with the problem instead