Salford forward Steve Rapira will miss the Red Devils' home game against Warrington on Friday through suspension.
French international forward Jamal Fakir has been relegeted to Catalan Dragons' reserves for poor form.
Head coach Nathan Brown insists St Helens can still improve despite a perfect start to the new Super League season.
Cameron Smith will end his NRL career as a one-club man after signing a new four-year contract with Melbourne Storm.
Former Great Britain international Sean Long has rejoined Salford's backroom staff.
Wigan's Michael McIlorum has been charged by the Rugby Football League after his tackle broke the jaw of Kirk Dixon on Sunday.
Manly Sea Eagles have announced the signing of former New Zealand and Wigan star Epalahame Lauaki.
Bradford have extended the loan spell of Warrington forward Danny Bridge for another month.
Hull winger Tom Lineham broke his ankle during Friday's 44-16 win over Bradford, the club have confirmed.
A review of the weekend's action in the First Utility Super League.