But a player can respond to the ability
At the end of the day, you're the one casting the spell, so use your best judgment as to what the most opportune moment is
Its very possible tha,t if your configuration of this deck shifts very slightly, Dusk is a better sideboard sweeper than Fumigate at winning grindy midrange mirrors, but not right now
Being able to return Expressive Iteration in the late game is powerful for grinding through decks like Jeskai Control and Death and Taxes
There are a variety of mages among the colleges ranks that wield this magic in their own unique ways including glyphweavers, shadelocks, battle poets, duskmages, and more
More and more players enjoy Pioneer and Modern