While Brooklyn Nine Nine offered a cop show that made fun of itself, Backstrom gave a more mature mixture of humor and real cop work. It was a joy to watch every episode and the main character, Backstrom, was the underdog you only rooted for if it was for the sake of completing a case.
Much like all gems Fox puts out, it ended before it's time. This just goes to prove that if you love something on Fox, you should never admit it or they might take it away.