C# Full-scale application with its authorization
Specify where to move, state-of-the-art methods like Fulskrin and remove the Borders is not the case. Ideally, make a full-scale application with its permission under any screen as playing and with a lot of forms inside it.
A change of authorization exists https://msdn.microsoft.com/library/windows/desktop/dd183411.aspx ♪ List of regimes by means https://msdn.microsoft.com/library/windows/desktop/dd162609.aspx ♪ You can use the interop to call these functions in the controlled code.
If you're interested in games, DirectX has his methods to change the permit. In principle, they can be used separately if you want.