Fanon:Pontus

Pontus is a deep sea submarine built by Iron Orion out of a special metal known as Irotosain, a special metal that exist a few feet underground if you know where to find it that is mysteriously enchanted to not being able to be crushed by deep sea pressure. This submarine helped Iron Orion discover the city of Atlantos and many other things. Nate wright knows the submarine exists, and the submarine is named after a real cosmic entity. The Submarine has a history on it's own, and even has been diving even deeper depths than ever.