Vodafone Warriors hooker Wayde Egan has been sidelined with a calf injury while second rower Euan Aitken has failed HIA protocols.
Egan strained a calf muscle in last Sunday's match against Cronulla Sutherland and didn't recover in time to line up against South Sydney today.
It's not yet know when he will be available to return.
Aitken was also named on Tuesday pending the outcome of head injury protocols after he was concussed in a dangerous tackle by Sharks centre Jesse Ramien. He failed his tests forcing him out of today's match.
The Vodafone Warriors have also lost another second rower in Bayley Sironen, who is likely to be out of action for three weeks.
After bringing up his 50th career appearance in the 21-20 win over Canberra, he was 18th man for last week’s encounter with Cronulla Sutherland.
He ultimately made it onto the field as the side’s 18th man after Euan Aitken was forced off with concussion in the 53rd minute following an ugly tackle which in Sharks centre Jesse Ramien being sin binned. Sironen was able to play just 12 minutes.
He has been troubled by osteitis pubis and is now having his workload managed. This is expected keep him out of contention until the round 12 match against Newcastle on May 28.
Centre Jesse Arthars is also in line to be available for that game as he recovers well from an AC shoulder injury he picked up against Canberra.
Standoff Chanel Harris-Tavita could return from surgery for his ruptured testicle in the round 11 encounter with St George Illawarra.
Second rower Josh Curran is making progress with his MCL knee injury as he looks to build into field work next week.