- In beginner and advanced level generate a new map each time
- Board size can now be selected from a dropdown with more options:
 - Added board sizes: 12x12, 12x14, 12x16, 12x18, 14x14, 14x16, 14x18, 16x16, 16x18, 16x20, 16x22, 18x18, 18x20 and 18x22.
- Lone walls are now allowed in advanced random games and harder
- More walls in each difficulty
- Level games now require finding the solution.