If you haven't gotten your hands on a God of War: Chains of Olympus demo disc and want to check out what you can expect in Ready at Dawn's God of War: Chains of Olympus for the PSP, then do watch this short video clip showcasing the game's underwater gameplay.

Watch Kratos swim, watch Kratos bash his head against rusted gates to break them open! We clearly can't expect anything less than the Kratos himself. To witness the head-banging goodness, don't tarry and hit the play button, stat!