Jackson Hastings inspired Wigan Warriors to a victory over Huddersfield Giants that crowned his side as League Leaders' Shield winners.
Leeds Rhinos were without a host of key men at Wakefield Trinity, but they ground out a much-needed victory.
Super League strugglers Wakefield Trinity have discovered a rich vein of form and stunned COVID-affected Leeds Rhinos.
After ending a dismal run of defeats by beating Huddersfield Giants, Wakefield Trinity sealed back-to-back wins in style on Sunday.
Greg Eden scored a hat-trick against his former club, while Wakefield Trinity claimed their first win since the restart on Thursday.
Tommy Makinson scored three tries before half-time as St Helens dominated Wakefield Trinity in Super League.
Wigan Warriors and St Helens were Super League winners at Headingley, while Catalans Dragons were also victorious on Friday.
Wigan Warriors and Warrington Wolves continued to set the standard in Super League with Friday victories.
Warrington Wolves' winning run continued in dramatic fashion at Castleford Tigers, while Hull FC edged out Wakefield Trinity.
Two Wakefield Trinity players returned positive coronavirus tests, forcing the game with Leeds Rhinos to be called off.