Coc never forces people to play in a particular manner. That's what makes it unique. People are free to upgrade in whatever way they like.
Thats why...
This idea is to simply have a sort of "undo button" but instead of reversing one action the entire layout reverts back to a layout that does not have...
Yes it does, because It is not your troops or army. Practise modee is for practice, and the challenges are challenges with the given army, it doesn't...
