Alex Keath will miss Adelaide's clash with North Melbourne this weekend.
AFL media manager Patrick Keane advised on Saturday morning Keath had withdrawn from Adelaide's side to play on Sunday.
Andy Otten has come into the side from outside the Crows' emergency players.
Who can challenge Richmond in September? Rory Sloane joined Triple M's Rush Hour with Jars and Louie and picked a left-field candidate to shake things up.