Error said to put this in suggestions so here it is.
This should be done somewhere in the future.
i immagine the mines in t4. phase one destroy 20 cargo phase 2 wen you spaw alll missile fires to you phase 3 protect the 1 hp frigate agaist 300 fighter and some commander with disintegrator.
But why not! if hard and you can do i whanth a good reward. not to drop my 6 shield booster.