The legendary figure known for his destructive nature in myth is Tiamat from Babylonian lore or, alternatively, the Kraken from various sea myths. Tiamat symbolizes chaos and the primordial forces of the universe, while the Kraken represents the destructive and unpredictable aspects of nature. Both figures embody the struggle between order and chaos, acting as formidable adversaries in their respective narratives. Their actions invoke fear and respect, serving as cautionary tales within the mythological tradition.