India, Aug. 6 -- Australia's T20 skipper Mitchell Marsh is set to make his SA20 debut for the three-time champions, Sunrisers Eastern Cape, while England all-rounder Sam Curran will don the Durban's Super Giants jersey after moving from MI Cape Town, as the six SA20 franchises secured their core squads ahead of the Season 5 auction on October 7.

Marsh will join Quinton de Kock, Matthew Breetzke, Jordan Hermann and captain Tristan Stubbs in a strong batting line-up at Sunrisers Eastern Cape (SEC), while Curran, who represented MI Cape Town in the first two seasons, will team up with his England teammate Jos Buttler.

Joe Root, who returned as England's Test captain and formed a formidable opening partnership with young Lhuan-dre Pretorius...