Aberdeen v FC Copenhagen
Aberdeen midfielders Jeffrey de Visscher and Derek Young have joined Jackie McNamara and Darren Mackie on the casualty list.
However, the influential Jamie Smith returns for the vital Uefa Cup clash at Pittodrie after three weeks out with a hamstring injury.
Aberdeen need a win to progress to the final 32 of the tournament.
FC Copenhagen look likely to welcome back former Chelsea winger Jesper Gronkjaer from injury.
Aberdeen: (from) Langfield, Hart, Byrne, Considine, Diamond, Mair, Foster, Severin, Nicholson, Clark, Touzani, Jamie Smith, Aluko, Miller, Maguire, Lovell, Jonathan Smith, Paton, Soutar.