Paarl Rocks have delivered consistent performances throughout the season.
Some thunderstorms and showers are predicted in Centurion ahead of this all-important clash for both sides.
Jozi Stars are struggling at the bottom of the table.
AB de Villiers played another glorious knock in this edition of the MSL.
It was Steyn, who eventually got rid of the in-form De Villiers.
Since his comeback, Dale Steyn has looked supremely fit and is bowling as well as he ever did.
Dean Elgar crawled his way to 12 from 26 balls in the chase.
The Rocks have lost a solitary game out 6, and that was against the Spartans by 8 wickets at the Boland Park.
Rain seems to be following these two teams everywhere.
In 2018, the Spartans won both the matches versus the Rocks.