command buttons should have a fixed order and highlight curently selected
Having the order of the buttons on the bottom be different for each selected unit set is not optimal, as it requires you to search for the relevant button, instead of being able to use muscle memory to know where to click.
Optionally, the unavailable buttons could be greyed out.
The Command buttons should have a static order on the bottom → command buttons should have a fixed order and highlight curently selected
new → closed