Leeds have signed Matt Prior from Cronulla Sharks, while marquee man Trent Merrin has joined St George Illawarra Dragons with immediate effect.
Back-rower Prior, 32, has made more than 250 appearances int he NRL and has represented New South Wales at Origin level. He has signed a two-year deal with the Rhinos.
Loose forward Merrin, 30, has been released by the Rhinos on “compassionate grounds” and has inked a two-year deal with the Dragons.
Rhinos director of rugby, Kevin Sinfield, said: “We are delighted to have secured a player of Matt’s undeniable experience on a two-year contract.
“He is someone we have looked at for a while and he will be an uncompromising addition to our squad. He has been part of two NRL Grand Final winning sides and was part of the New South Wales State of Origin squad in 2018.
“Having spoken to him over recent weeks, I know how much he is looking forward to joining the club and the new challenge of playing in the Super League.
“It is disappointing to lose Trent but we fully understand his reasons for returning home. He leaves with our best wishes for him and Jess and their new family.”