.C.S. - Dangerous Waters puts you in control of 10 of the world"s most powerful naval vessels. Order your crewmen as you plan and execute combined arms naval strategies from a top-down "Commanders Eye" perspective. You"ll lead multiple air, surface, and submarine missions in a modern-day naval environment! Host or join multiplayer games on a local area network or over the Internet Playable Surface Units - Oliver Hazard Perry class FFG Playable Russian Diesel Attack Subs - Improved Kilo class, Kilo "Paltus" class Playable Chinese Diesel Attack Subs - Improved Kilo class (Project 636), Improved Kilo class (Project 636 Klub capable), Improved Kilo class (Project 877E) Playable Russian Nuclear Attack Subs - Improved Akula I class, Akula II class Playable Air Units - MH-60R Seahawk Multi-Mission Helicopter, P-3C Orion ASW Maritime Patrol Aircraft Playable U.S. Nuclear Attack Subs - Improved Los Angeles 688(I) class, Seawolf class