Originally Posted by
martas84
why is it invalid? It is cheating. Imagine that you have 15 vs 15 and both of clans have for example 6x TH9, 6x TH8 and then some lower THs.
And opponent has 2x engineered TH10 in position where your clan has TH7.
Then it is easy for them, to 3 star your first 4 villages.
Can your TH7 destroy nr1 and nr2 ? No!
You can say that it is easy to destroy engineered TH10s, but it is also easy to destroy your low not engineered THs
Edit: something like this happened, and unfortunately it is quite common :-(