Ben Matulino and Bodene Thompson have both been recalled to the Warriors to face the Panthers in Christchurch on Saturday.
The pair were two of the six disciplined for breaching team protocol - they admitted to club officials they had mixed energy drinks and prescription medicine on a night out and were dropped from first grade and test selection.
Manu Vatuvei, Sam Lisone and Albert Vete weren't selected, and nor was Konrad Hurrell who denied drug taking but was also banned as punishment for being part of the late night escapade.
Matulino will start on the bench but Thompson is named to start in the second row.
"It has been a challenging time for us but these players have done their time now and all were available for selection," coach Andrew McFadden told Radio Sport. "It came down to picking the best to go up against Penrith this week.