Submarine Land is a Maritime space in a Deep Ocean that brings together various characters of all shades. They include Captains, blockchain enthusiasts, and other diverse personalities with different interests, senses of purpose, and backgrounds. Submarine Atlantis is the capital of our Earth, a 3D virtual city that is located in the middle of limitless space. The city attracts users from any corner to meet and interact there. They live their vibrant lives: visiting NFT events and museums, scheduling regular or business meetings, buying land to build agricultural factories, and owning property. The main traditional attraction of the citizens of Submarine Atlantis is the Submarine Arena. By fighting in their NFT submarines, residents earn money and more importantly enjoy the game.