While Cornwall's strike rate reads a staggering 244, Shepherd and Shadab has 7 wickets apiece, giving away 5.60 and 6.25 an over respectively.
Simmons (261 runs) and Lewis (220) now occupy the top two spots on the bowling charts, while Neesham (8) still has most wickets.
St Kitts and Nevis got a morale-boosting win, but will have their work cut out against the unbeaten defending champions.
Brampton Wolves and Vancouver Knights will clash in Qualifier 1 of 2019 Global T20 Canada.
Shahid Afridi enters top ten on the bowling table.
Two sides playing for the top spot will clash, with winner gaining a big advantage in the building race for top four
Duminy (107), van der Dussen (104), and Simmons (96) are the top scorers, while Sodhi (8), Shadab (5), and Zahoor (4) are the leading wicket-takers.