Submit the code in the title screen.
Gameplay Hints 3
If you look at your magic meter in the upper right hand corner of the screen. The helmet and sword represents the knight
Gameplay Hints 1
If you lower the land underneath them until these items will sink into the water if you want to get rid of rocks, trees, and other impeding objects (burned buildings).
Gameplay Hints 2
If the computer keeps on using earthquake, then raise your land. If the computer keeps on using volcano then lower your land.