Best way to 'attack' the church is to do what we did over here - institutionalise them and corral their influence. Make them irrelevant.
At the age of five, Skagra decided emphatically that God did not exist. This revelation tends to make most people in the universe who have it react in one of two ways - with relief or with despair. Only Skagra responded to it by thinking, 'Wait a second. That means there's a situation vacant.'