The 6-foot-9, 220-pound Roberts had interest from a number of Division 1 programs, including UCF, USF, South Alabama, Troy, Towson, LSU, Murray State, NKU, Georgia State, FIU, and Western Kentucky, per Tweet.
Mathis averaged 8.0 points, 3.1 rebounds, and 1.0 assists per game in 90 contests over three seasons as a Scarlet Knight.
The 6-foot-2, 190-pound guard finished his collegiate career with 1,407 points between St. John’s and St. Francis Brooklyn.
Smith, a native of Ajax, Ontario, Canada, spent four seasons at UVM. The 6-foot-2. 185-pound point guard finished in third on the Catamounts in scoring average with 13.6 points per tilt this past year.
Champagnie leads the Big East Men's Basketball Conference 19.8 points per game this season.
Alexander, a Brooklyn native, averaged 19.0 points, 4.0 assists, and 3.0 steals in a 2-0 week for the Red Storm that featured a ranked road victory over then-No. 23/RV Connecticut.
The 6-foot-8, 210-pound junior also has offers from 16 other college hoops programs, including UC Davis, Rice, Oral Roberts, James Madison, Western Illinois, Ohio, Old Dominion, Rutgers, San Diego State, TCU, Boston College, Arizona State, SMU, Tulsa, Pepperdine, and Memphis, according to VerbalCommits.com.
Last season, Nyiwe had averaged 8.1 points, 8.0 rebounds, 2.2 blocks, and 1.2 assists in 28 games with the Clarendon Bulldogs in Clarendon, Texas.
Brooklyn's Champagnie scores career-high 29 points and grabbed ten rebounds in the Red Storm's 97-93 victory over Boston College (1-2) at Mohegan Sun Arena on Monday night.
Vince Cole scores 19 points and Red Storm defense makes 16 steals.