Fiji Bati fullback Sunia Turuva concluded his time with the Panthers on a high note, scoring a try to lead the reigning champions to a 14-6 victory over the Storm and secure their fourth straight NRL title.
Turuva, set to join the Wests Tigers next season, opened the scoring for the Panthers after the Storm initially took the lead through Harry Grant.
Liam Martin then caught a clever pass from Nathan Cleary and crossed the try line, allowing the Panthers to go into halftime with a 10-6 advantage.
In the second half, Penrith center Paul Alamoti added the only points with an unconverted try, keeping the excitement alive for over 80,000 fans in attendance.