And if Angus Gunn misses again, does it? You would be connected with Craig Gordon at the age of 42 in front of young Liam Kelly and Cieran Slicker, of whom none of them start with Ranger or Ipswich Town, a ruler?
Nick Devlin has been the latest right -handed injury since November, so it is a direct race on the side of the stadium between Anthony Ralston, who has done well for Scotland despite the start of Celtic, and Max Johnston, who starts Sturm Graz.
On the other hand, with Greg Taylor leaving, Kieran Tierney makes a return to welcome after recovering from the injury but also forcing himself to the first team stage with Arsenal.
However, it raises the question of whether you are forcing Tierney with Captain Andy Robertson in one team – and how?
With five technical backs on the squad, are you? That shows that Clarke plans to start three in the back column and, if so, is it? Would you use Tierney in front of the three?
In the middle of the stadium, 18 -year -old Lennon Miller has received his first call while Ryan Gauld, Connor Barron and Stuart Armstrong have left.
Is it? You would jeopardize the discussion of youth in such a game, would you? Bologna captain Lewis Ferguson comes to your calculation, or is it a direct battle between Stalwarts Billy Gilmour, Scott Mctominay, John McGinn, Ryan Christie and Kenny McLean?
Indeed, and Ben Doak was injured after the 19 -year winner on loan to Middlesbrough from Liverpool to make a big impression last time, how can you form a team without his speed on the wings when there is no Lewis Morgan or James Forrest either?
There is a big problem ahead and Lyndon dykes injured and Lawrence Shankland went down.
Che Adams has been a Clarke man, but would you choose a little experienced Tommy Conway, a memorable Kevin Nisbet, or one of the other Midlothian team players James Wilson of 18 years and George Hirst of Ipswich?