Possible 22s/match-ups according to the AFL website:
B: Dylan Grimes, David Astbury, Reece Conca
F: Rhys Palmer, Levi Casboult, Jarrod Pickett
HB: Bachar Houli, Alex Rance, Brandon Ellis
HF: Matthew Wright, Jacob Weitering, Dennis Armfield
Foll: Toby Nankervis, Trent Cotchin, Dion Prestia
Foll: Matthew Kreuzer, Patrick Cripps, Marc Murphy
C: Shane Edwards, Dustin Martin, Shaun Grigg
C: Billie Smedts, Bryce Gibbs, Ed Curnow
HF: Josh Caddy, Ben Griffiths, Nick Vlastuin
HB: Sam Docherty, Caleb Marchbank, Dale Thomas
F: Daniel Rioli, Jack Riewoldt, Sam Lloyd
B: Kade Simpson, Sam Rowe, Simon White
I/C: Anthony Miles, Kamdyn McIntosh, Jason Castagna, Dan Butler
I/C: Charlie Curnow, Sam Kerridge, Lachie Plowman, Jack Silvagni
http://www.afl.com.au/news/2017-03-16/who-plays-in-round-one