Oklahoma based PDL Productions, L.L.C. today announces iSubmarine 2.0 for iPhone & iPod touch. You are piloting one of 13 available submarines through enemy waters, laced with explosive underwater mines. Armed with only torpedo’s, how far can you guide your sub without blowing up? Survive long enough and 3 power-up icons will help by protecting your submarine, shrinking or even power boosting you through the water. Prove your worth as a submarine pilot and unlock 2 additional difficulty levels.