Georgia Wareham starred with bat and ball as Northern Superchargers eased past Welsh Fire at Headingley.
The Australia international made an unbeaten 29 off 17 balls and then took 2-19 as the Superchargers won by 47 runs.
Wareham struck three fours and a six in her late cameo, sharing an unbroken stand of 52 with top scorer Hollie Armitage, who finished on 34 not out.
The pair fired their team to 141-4, with Hayley Matthews taking 2-18 for Fire.
Wareham then starred in the field as she was involved in the run outs of Sophia Dunkley and Georgia Elwiss, before dismissing Jess Jonassen and Katie George in her 20 balls.
Tammy Beaumont top scored with 36, but wickets fell regularly at the other end as Fire were bowled out for 94.
Watch every match across the women's and men's competitions live on Your Site from August 5-31.