Hunslet trio Gareth Potts, Simon Brown and Jon Luke Kirby have all been suspended by the match review panel.
The trio have received their penalty notices following their 19-12 defeat to Whitehaven in round 17.
Potts faces a one-match ban for a Grade B dangerous lift, while Brown has been given a one-match suspension for Grade B foul and abusive language.
Kirby has been banned for two matches for Grade C striking with his shoulder.
Potts and Brown will miss Hunslet’s next match against Keighley, while Kirby will be sidelined for their games against Keighley and London Skolars.