Jake Mamo and Daniel Saifiti have both accepted early guilty pleas, for a grade two dangerous contact charge and grade one shoulder charge respectively.
Mamo and Saifiti will miss the Knights' Round 20 match against the Cronulla Sharks.
Meanwhile Sione Mata'utia has pleaded no contest to a grade one careless high tackle and also misses a week.
Newcastle Knights Jake Mamo, Sione Mata’utia and Daniel Saifiti received charges from the Match Review Committee following the side’s game against the Melbourne Storm at Hunter Stadium on Sunday.
Sione Mata’uitia has been charged with a grade one careless high tackle, but won’t miss a game with an early plea.
Daniel Saifiti was charged with a grade one shoulder charge while Mamo received a grade two dangerous contact charge. Both will miss a game with an early plea.
A decision on a plea for all three cases will be made by the Club before noon Tuesday.