St Helens pair Luke Thompson and Ryan Morgan could return on Friday along with Wigan duo Sean O’Loughlin and Oliver Gildart.
Justin Holbrook made two changes to his St Helens side that won at Wakefield Trinity two weeks ago. Thompson and Morgan replace Matty Smith and Aaron Smith.
Wigan Warriors coach Shaun Wane has also made two changes to his team that beat Catalans Dragons last time out. Captain Sean O’Loughlin and Oliver Gildart replace Liam Marshall (knee) and Craig Mullen.
The Super 8s clash takes place at the Totally Wicked Stadium on Friday, 7:45pm kick-off.
Saints 19-man squad: Lomax, Makinson, Morgan, Percival, Fages, Roby, Amor, Taia, Wilkin, McCarthy-Scarsbrook, Douglas, Knowles, Thompson, Richardson, Grace, Lees, Ashworth, Barba, Costello.
Warriors 19-man squad: Bateman, Clubb, Davies, Escare, Flower, Gildart, Greenwood, Hamlin, Isa, Kibula, Leuluai, Navarrete, O’Loughlin, Partington, Powell, Sarginson, Sutton, Tomkins, Williams.
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