Blow It Out of the Water (S13E07)

The phrase 'overwhelming victory' has its roots in World War II submarines, which could use torpedoes to blast enemy ships right out of the water. But is such destruction truly feasible? In the finale of Breaking Bad, Walter White eliminated all his adversaries using just a crankshaft, a remote control, and an M60. Is this a glimpse of reality, or merely a product of creative storytelling?