As Purdue embarks on its latest NCAA Tournament journey, here's a look at five things that will really matter to the Boilermakers' success — or undoing — during March Madness, some obvious, some not as much.

They say guards win in March, that they matter more.

Of course they do, given that the ball's in their hands on every play in some cases.

For Purdue, Jaden Ivey is not only the Boilermakers' best player and pace-setter but also their primary ball-handler and decision-maker, for all intents and purposes, and when he's been good in that latter regard, Purdue's been excellent.