Marshall has retired from the G-League, Chris Reichert of 2 Ways & 10 Days reports.
Marshall was waived by the Bucks on Sunday.
Marshall signed a training camp deal with the Bucks on Thursday.
Marshall was waived by the Jazz, the team announced on Friday.
Marshall was traded to the Jazz on Wednesday in exchange for Tibor Pleiss, two future second-round picks, and cash, Adrian Wojnarowski reports.
Marshall will start in Wednesday's game against the Bulls, Sixers' Director of Public Relations Michael Preston reports.
Marshall missed all three of his field-goal attempts (0-3 FG, 0-1 3Pt) while committing one turnover in nine minutes during the 76ers' 117-105 loss to the Warriors on Sunday.
Marshall had four points (2-3 FG), two assists, one rebound, and one block in 19 minutes during the 76ers' 131-114 loss to the Nets on Tuesday.
Marshall has been cleared to play against the Rockets on Wednesday, Johnathan Feigen of the Houston Chronicle reports.
Marshall (illness) took part in Tuesday's practice and should be available to play Wednesday against the Rockets, Keith Pompey of the Philadelphia Inquirer reports.