Headlining the group for the Bucks are 2016 draft picks Thon Maker and Malcolm Brogdon, along with 2015 draft pick Rashad Vaughn.
The first game for the Bucks will be this Friday against the Cleveland Cavaliers inside Cox Pavilion at 5 p.m. central time.
Maker, 19, was the No. 10 overall selection by the Bucks in last month's NBA Draft. Brogdon was selected in the second-round of the draft and is one of five guards on the roster.
Vaughn, who played collegiality at UNLV, will be on the roster for the second year in a row.