One of Kalkbrenner's former teammates, Baylor Scheierman, is another high-major recruit who went unranked yet reached the NBA out of Creighton. He was selected 30th by the Celtics last year. It's representative of an impressive player development culture, and Kalkbrenner has a chance to sneak into the back of the first round as well.

With the NBA Draft less than a month away, teams continue to finalize their player boards. Here is a look at SportsGrid's top 30 prospects in the draft.