Former Vol Jahmai Mashack Shines in NBA Summer League

Originally posted on Tennessee Volunteers on SI
By Josh Greer | Last updated Jul 16, 2025 9:22 AM ET

In a dominant performance for the Memphis Grizzlies in NBA Summer League action, Mashack stuffed the stat sheet with 15 points, 5 rebounds, 4 assists, 4 steals, and 1 block—reminding basketball fans why he was considered one of the premier defensive players in college basketball during his time at Tennessee.

Mashack showed elite anticipation and defensive instincts—traits that earned him a national reputation as a lockdown defender during his collegiate career. Whether it was picking pockets at the top of the key or diving into passing lanes, Mashack’s motor and IQ were on full display.

At Tennessee, Mashack wasn’t just a solid perimeter defender—he was elite. He ranked fourth nationally in Defensive Box Plus-Minus and was a finalist for the Naismith Defensive Player of the Year Award.

Mashack’s defensive résumé also includes being named to the SEC All-Defensive Team and receiving Tennessee’s Torchbearer Award in March 2025—the university’s highest honor for students.

Now, as he transitions to the professional level, Mashack is showcasing the same defensive excellence with an improved offensive game. His 15 points came off strong drives, opportunistic put-backs, and midrange consistency—hinting at a well-rounded arsenal that could secure him a role on an NBA roster.

With the Grizzlies evaluating roster depth and Summer League minutes proving critical for fringe players, Mashack is quickly making a case for himself. His versatility, toughness, and cerebral approach to the game have not gone unnoticed.

The Memphis coaching staff, now in transition, will have tough decisions to make—but Mashack’s combination of defensive pedigree and growing offensive confidence could earn him a spot in the rotation or a two-way contract.

One thing is clear: Jahmai Mashack’s performance wasn’t a fluke. It was a preview.