Bradford face an anxious wait over the injury suffered to half-back Luke Gale, who will see a consultant in the next 48 hours.
Gale, 24, suffered ankle ligament damage in the 54-16 defeat against Wigan on Sunday, when team-mate Elliott Whitehead fell on him whilst making a tackle.
A close season signing from Harlequins, Gale was playing in just his third match for the Bulls.
X-rays showed no break, but he could now face an operation to repair the ligament damage, which was uncovered when swelling on his ankle had gone down.
St Helens chairman Eamonn McManus says the game is being undermined by inconsistent officiating and disciplinary.
Leeds legend Kevin Sinfield has revealed that 2015 will be his last season at the Rhinos, and that he will be playing rugby union for Leeds Carnegie in 2016.
With four matches under the Friday night lights, Round 7's tip is a 9/2 treble.
Coventry Bears will play their first League One game of the season on Good Friday against Oxford at Butts Park Arena.
Castleford Tigers, along with their charitable arm, the Tiger Trust,have confirmed that they have established a new association with the Five Towns wheelchair rugby league team.