With a full roster brimming with redundancies, at least until Trader Danny gets to work, the Celtics came into the Las Vegas Summer League with little hope of striking it rich on an undrafted free agent. Instead, the team used the opportunity to get a sneak peek at Marcus Smart, James Young and their four 2015 draft picks. While the Celtics were rewarded with several outstanding performances, there was little playing time left for their less heralded pickups.
Only five undrafted players suited up for the Celtics for all five games of the Las Vegas Summer League, including Ralph Sampson III who played a whopping 5.