GLENDALE, Arizona—Who had the nickname “Johnny Football?” Shooting in a football stadium, Trey Kaufman-Renn’s connection to palm trees and the Mario Party video game rolls on. Friday’s trip around Purdue’s locker room: “JOHNNY FOOTBALL” When Braden Smith returned from his breakout room interview period, he was wearing a T-shirt with a picture of Dennis Rodman on it. It was an odd choice. But it’s not when you consider Smith said earlier this season he was going to break Zach Edey’s career rebounding record. Rodman was a stud rebounder, and 6-foot Smith was drawing on his powers to move up the …