All is not well within Shamu's beloved SeaWorld Adventure Park - Poseidon wants to steal the magic of the park away from Shamu and SeaWorld. By taking control of Shamu, your adventures will take you beyond SeaWorld and into the strange depths under the park and on to the underwater domed world of Atlantis. You'll encounter amazing underwater animals and even do battle with Poseidon, the undersea god, and his loyal sea beast, The Kraken. Gather fun collectibles and crack open sea chests and explore 12 handheld-exclusive levels from the Shamu Stadium pool to the ocean depths of Atlantis. The DS version features 3D cutscenes. Do you have what it takes to save SeaWorld and Shamu?

Source - www.activision.com (publisher)