Alle kampioenen sinds 2018
Op seizoen
Wigan AthleticWigan
Leigh LeopardsLeigh
Wigan WarriorsWigan
St Helens RLFCSt Helens
Leeds RhinosLeeds
Warrington WolvesWarrington
Catalans DragonsCatalonia
Most successful
1
Wigan AthleticWigan
2024
2024
1
Leigh LeopardsLeigh
2023
2023
1
Wigan WarriorsWigan
2022
2022
1
St Helens RLFCSt Helens
2021
2021
1
Leeds RhinosLeeds
2020
2020
1
Warrington WolvesWarrington
2019
2019
1
Catalans DragonsCatalonia
2018
2018