A problem in just about every format where it's legal, this sort of colorless card draw slots into every deck so easily, and the protection ability all but guarantees you'll have enough time to draw at least the first chunk of cards
I got a game in with it on Tabletop Simulator, but over half of the cards I happened to draw were lands and the others weren't particularly helpful
Iona is a 7/7 Legendary Creature with Flying, and when she enters the battlefield, you choose a color, preventing your opponents from casting any permanent spells of that color
You can't choose to not untap it at that time
Here you have my answer: Thoughts on the design
When youre digging for a land so that you dont miss one for the turn, it is frequently found with other spells that youll have to give up in the process, but Expressive Iteration lets you take the land without having to give up on a spell