Imagine spending days preparing for an exam, studying not only the subject but the style of the professor: how questions are phrased, what's valued in answers, etc.
Now imagine showing up for that exam only to find a different professor in the room, with a test you didn't expect.
That is what the Coyotes will be walking into on Thursday against the Toronto Maple Leafs, who fired head coach Mike Babcock on Wednesday.
The Coyotes, like many NHL teams, are exhaustive with the amount of video scouting and opponent analysis that is done before each game.