Forward Alexander Isak continues his recovery from ankle surgery following a fibula fracture sustained in December.
Rangers and Celtic have both responded to the Ibrox disorder as calls grow for independent review.
Real Salt Lake have one of the longest absence lists in the league with seven players unavailable.
Among the issues identified were an insufficient focus across the organisation on on-pitch success.
Club captain Koke, alongside teammates, appeared in a short promotional film inspired by the Peaky Blinders universe.