The mythological hero known for his intelligence and cleverness is Odysseus. Renowned for his cunning tactics and resourcefulness, particularly in Homer’s "Odyssey," Odysseus devises the famous Trojan Horse strategy to conquer the city of Troy. His adventures showcase not only physical bravery but also mental sharpness, as he navigates numerous challenges, outsmarts foes, and exemplifies the themes of wit and perseverance in overcoming obstacles.