What is it? Greistland is a small germanic baltic country to the north west of Germany, northeast of Poland, east/south of Denmark, and south of Sweeden.
The primary language of Greistland is Highgerman (Hochdeutsch), and a secondary language of Lowgerman (Plattdeutsch).
The culture of Greistland is that of Northern Germany, because Greistland is former Prussian and due to its close proximity.