Season 212021 -

: New South Wales dominated the series 2–1, including a massive 50–6 victory in Game 1. Seasonal Performance Data (2021)

: Billy Slater was a notable historical figure mentioned in reviews, though the 2021 Dally M Medal for the league's best player was awarded to Tom Trbojevic (Manly-Warringah Sea Eagles).

: Expansion of the rule to include offsides to speed up play. Season 212021

Several gameplay innovations were introduced or gained prominence during this period:

The 2021 regular season saw several teams and players reach major career milestones despite regional lockdowns affecting match locations. Penrith Panthers Wikipedia Runners-up South Sydney Rabbitohs Wikipedia Minor Premiers Melbourne Storm Wikipedia Top Try Scorer Alex Johnston (South Sydney) NRL Records Rule Adjustments & Innovations : New South Wales dominated the series 2–1,

: Penrith Panthers (14) vs. South Sydney Rabbitohs (12).

: Introduced to the Super League in 2021 (and NRL in 2020), rewarding tactical long-distance kicking. : Introduced to the Super League in 2021

The Penrith Panthers secured the 2021 Premiership, defeating the South Sydney Rabbitohs 14–12 in the Grand Final. This victory was the catalyst for a historic "dynasty," as the Panthers went on to win four consecutive premierships through 2024.