drachma Activity
Also, I used 24.0 for this, not sure if it'll work for you in 24.3 but not sure why it wouldn't but I don't play with that one.
This custom file enables Russia + Belarus national teams back into European competitions. I did it for my own simulation purposes, but since it worked decided to share, I don't play normally – custom empty db with fictional players – so I don't really car...