Nathan van Berlo has pulled out of Sunday's clash with Sydney after reporting some back soreness late in this morning's training session.
He has been replaced in the 22 by Will Young, who will make his AFL debut and become the 170th player to wear the Crows guernsey. 
Adelaide has named Brett Burton, Ivan Maric, Jason Porplyzia and James Sellar for Sunday’s home game against Sydney.
The emergencies are Jonathon Griffin and Tony Armstrong. Rory Sloane (ankle) and Scott Stevens (concussion) are also missing from the team that lost to Fremantle on Sunday night.
The team is:
B: Petrenko, Rutten, Reilly
HB: Doughty, Bock, Goodwin
C: Cook, Vince, Mackay
HF: Dangerfield, Walker, Douglas
F: Hentschel, Tippett, Porplyzia
R: Maric, McLeod, Edwards
I/c: Thompson, Young, Burton, Sellar.
Into 22: Burton, Maric, Porplyzia, Sellar, Young.
Out of 22: Stevens (concussion), Sloane (ankle), van Berlo (back), Griffin, Armstrong.