I got your Duffie, Manu and 2x Slater, Smith and O'Neill from Storm.
I also have Neil Henry, Gavin Cooper and Ash Sims from Cowboys.
Centenary Smith, 2004 Slater, 2011 Champs Cronk.
I now have spare Billy Slater Classic and 2011 Champs. Cronk Strike. Cam Smith 2008 and 2007 Champs, 2x Strike and 2x 2011 Champs. Let me know if you want any of these.