Yes, your sit outs were a guy that was going to see a decreased role at UVA as a senior and a kid from Nebraska that you didnt want at ISU until the ISU staff started to show interest in him as a transfer.
Shayok would have been a major contributor to UVA last year and his experience would have helped them in the tourney. The article even stated his decision to transfer was a surprise. Marial transferred looking to show case his scoring abilities in an uptempo system to improve his pro stock. After an off season of work on his game he'll get his opportunity.
Try to minimize the impact of transfers if you want but there is a reason the national recruiting media is Identifying him and Jacobson as impact performers.