Why all the fuss over Franco Mostert?

There are many examples that can be given to demonstrate just how talented a player Franco Mostert is.
However, perhaps the clearest indication of all is the fact that in May 2018, just hours after Gloucester had announced the second-row would be joining them in November, Mostert’s former club were fighting to retain his talents. “We are in dispute,” Lions chief executive Rudolf Straeuli told reporters in South Africa. “We are contesting it because it is a transgression of World Rugby’s player movement regulations.