While Superman is famous for having a huge range of devastating superpowers, the ability that has toppled his most godlike foes is one nobody would guess, and which would likely appear at the very bottom of any list of the Man of Steel's most impressive superpowers — even below his short-lived super-ventriloqusim.
An alien from the planet Krypton, Superman's bizarre physiology allows him to process yellow sunlight in an unprecedented way, enhancing his body and granting him a huge range of superpowers. From superstrength and flight to laser vision and freezing breath, Superman is a powerhouse, with supersenses that alert him to trouble all across the world. However, when it comes to stopping the most powerful threats the DC Universe has to offer, it's one of his seemingly least useful abilities that Kal-El falls back on, with spectacular results.
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This ability is Superman's capacity to identify and counter different frequencies of sound. While this may sound underwhelming, it's anything but. In JLA Classified #15 by Warren Ellis and Butch Guice the Justice League face a rogue entity which tests, tortures, and wipes out interstellar civilizations — a being Martian Manhunter theorizes is the source of many different worlds' idea of the devil. While Superman fights a manifestation of his greatest fear, he is only able to escape its grasp by realizing that the being is controlling its thralls by broadcasting a specific frequency, countering its control with a devastating burst of white noise. But if besting the Devil isn't enough, this power is also how Superman finally destroyed Darkseid.
In Final Crisis #7 by Grant Morrison and Doug Mahnke, a badly
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