Here's NRL.com's guess at the likely line-ups for all 16 clubs based on off-season player moves and the current injury lists. Do you agree?
1. Darius Boyd, 2. Corey Oates, 3. James Roberts, 4. Jordan Kahu, 5. David Mead, 6. Anthony Milford, 7. Ben Hunt, 8. Adam Blair, 9. Andrew McCullough, 10. Josh McGuire, 11. Matt Gillett, 12. Alex Glenn, 13. Jai Arrow. Interchange: 14. Kodi Nikorima, 15. Tevita Pangai Jr., 16. Joe Ofahengaue, 17. Sam Thaiday.
Other options: Benji Marshall, Tom Opacic, Jonus Pearson, Mitchell Dodds, Moses Pangai, Tautau Moga, Herman Ese'ese, Travis Waddell.
1. Lachlan Coote, 2. Kyle Feldt, 3. Justin O'Neill, 4. Kane Linnett, 5. Antonio Winterstein, 6. Michael Morgan, 7. Johnathan Thurston, 8. Matt Scott, 9. Jake Granville, 10. Scott Bolton, 11. Gavin Cooper, 12. Ethan Lowe, 13. Jason Taumalolo. Interchange: 14. Ben Hampton, 15. Coen Hess, 16. Sam Hoare, 17. John Asiata.
1. Roger Tuivasa-Sheck, 2. David Fusitu'a, 3. Solomone Kata, 4. Tuimoala Lolohea, 5. Manu Vatuvei, 6. Kieran Foran, 7. Shaun Johnson, 8. Jacob Lillyman, 9. Issac Luke, 10. Ben Matulino, 11. Ryan Hoffman, 12. Bodene Thompson, 13. Simon Mannering. Interchange: 14. Jazz Tevaga, 15. Albert Vete, 16. Charlie Gubb, 17. Sam Lisone.