St Helens have replaced Wigan Warriors at the top of the Super League table with a 38-16 triumph at home to Castleford Tigers.
The Saints were dominant throughout at Langtree Park as seven tries, including two from Paul Wellens, saw them come away with the points.
While St Helens came through their match with few problems on Sunday, Wigan were beaten 36-28 at Wakefield Trinity Wildcats.
The high-scoring encounter, which featured 11 tries, was finely balanced before Reece Lyne touched down in the dying minutes to help the Wildcats seal a memorable win.
Leeds Rhinos are now in second place in the table after they came from behind to earn a 38-28 victory at Widnes Vikings.
Meanwhile, Warrington Wolves kept their hopes of a playoff place alive thanks to a 36-20 victory at home to Salford City Reds.