Rhinos are understood to have handed over separate six-figure fees for the pair in their biggest transfer coup for more than a quarter of a century.
Here’s the Yorkshire Evening Post’s choice of Leeds’ 20 highest-profile signings from fellow Super League clubs since the competition began in 1996.
19. Andy Ackers (2024)
Rhinos hope the England World Cup hooker's arrival - from Salford for an undisclosed fee - will be part of a trophy-winning revival, beginning next season. Photo: Matthew Merrick/Leeds Rhinos
20. Brodie Croft (2024)
Leeds have paid Salford a six-fixture sum for the Australian half-back and 2022 Man of Steel, who is their highest-profile signing since Harris 26 years ago. Photo: Matthew Merrick/Leeds Rhinos