Complex sentence: Their powerful anti-air attack can make short work of even a superior fleet of Carriers, especially if the Goliaths have the Charon Boosters range upgrade (which is only available at the Machine Shop in the version).
Split into simpler sentences: Their powerful anti-air attack can make short work of even a superior fleet of Carriers. This is doubly true if Goliaths have the Charon Boosters range upgrade (which is only available at the Machine Shop in the version).