Raiders winger Semi Valemei will be sidelined after sustaining a knee injury in Saturday's win over the Cowboys.
Valemei has suffered a medial ligament injury and will miss 3-4 weeks.
Charnze Nicoll-Klokstad will be assessed this week to see if he can return from a finger injury, while Michael Oldfield will also be assessed following a recent hamstring injury that has kept him out for the past two matches.
Injuries:
NAME: Semi Valemei
INJURY: Knee
EXPECTED RETURN: Round 16-17
NAME: Charnze Nicoll-Klokstad
INJURY: Finger
EXPECTED RETURN: Round 13-14
Match Highlights: Cowboys v Raiders
NAME: Michael Oldfield
INJURY: Hamstring
EXPECTED RETURN: Round 13-14
NAME: Bailey Simonsson
INJURY: Shoulder
EXPECTED RETURN: Simonsson has had surgery and will miss the remainder of the season
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NAME: Josh Hodgson
INJURY: Knee
EXPECTED RETURN: Hodgson has had surgery on an ACL injury to his knee and will miss the remainder of the season.
NAME: Corey Horsburgh
INJURY: Foot
EXPECTED RETURN: Indefinite, but may miss the remainder of the season.
NAME: Sia Soliola
INJURY: Facial fractures
EXPECTED RETURN: A 12-16 week recovery from surgery means Soliola may miss the remainder of the season.
NAME: Emre Guler
INJURY: Ankle fracture
EXPECTED RETURN: Round 17-19
NAME: Andre Niko
INJURY: Knee
EXPECTED RETURN: Season