Aquaman Volume 5: Sea of Storms TP | Jeff Parker

Aquaman faces a forgotten Atlantean legend: the Karaqan! A massive crustacean of incredible power, the Karaqan once served the King of Atlantis, but now poses as one of his greatest threats. And when Aquaman's trident is stolen, a host of ancient evils is freed from a mysterious portal along with the Greek demigod, Hercules.