Supernovas had won the first two editions of the tournament in 2018 and 2019 before losing to Trailblazers in the final in 2020.
West Indies Women defeated the Sophie Devine-led New Zealand by three runs after the Caribbean side had scored a competitive 259/9 in 50 overs.
It was also the fastest ever scored by any player on New Zealand soil and has been bettered only nine times by men's cricketers worldwide.
A look at the women cricketers who have hit the most number of sixes in T20 cricket.
For Supernovas, the spinners did a fine job with Anuja Patel - 1/18 - and Radha drying up runs in the middle while medium-pacer Shakera Selman picked up two wickets.
Cricket West Indies on Wednesday announced their 15-member squad for the upcoming ICC Women's T20 World Cup.
Shai Hope was adjudged as the West Indies’ ODI Player of the Year
The spinner Radha Yadav also broke into the top ten for T20I bowlers.
West Indies women clinched the ongoing three-match series against Pakistan with a thrilling Super Over win in the 2nd T20I.
The previous fastest century in the women's BBL was by Ashleigh Gardner, who took 47 deliveries to reach the landmark last year.