Stan Van Gundy and the Pistons were reportedly interested in bringing in Adonis Thomas during the 2015 season according to MLive's David Mayo, but the team had a pressing need for a forward with range, resulting in Quincy Miller's pair of ten-day pacts and eventual guaranteed contract. After averaging 19.0 points and 4.9 rebounds on a shooting slash of .430/.373/.857 in 50 games for the Grand Rapids Drive last season, Thomas continued making a case for a training camp invitation during Summer League, where he hit 37.5% of his three pointers on his way to averaging 8.