Having steered the Maroons to a 2-1 series victory in 2020, Wayne Bennett will not be continuing in charge this year.
Stevie Ward has ended his playing career at just 27 as a result of continued symptoms following two concussions last year.
Josh Addo-Carr has decided his future, opting to sign with Canterbury Bulldogs.
Among several rule changes for the 2021 NRL season will be the introduction of a two-point field goal.
Michael Maguire has re-signed with the Wests Tigers through until the end of 2023.
St Helens retained their Grand Final trophy in a frantic finish against rivals Wigan Warriors.
Manly Sea Eagles have confirmed the death of 20-year-old prop Keith Titmuss, who fell ill after a training session on Monday.
Catalans Dragons had two men sent to the sin bin and conceded 48 unanswered points in a humiliating defeat to St Helens.
Sean O'Loughlin will end his career in next week's Super League Grand Final after Wigan crushed Hull on Thursday.
Queensland coach Wayne Bennett and Blues counterpart Brad Fittler were at odds following State of Origin III.