Sometimes, you want to add some hand-crafted content into the mix of your level. You might want to use a whole level as a set-piece, and carefully place everything. You might want to include a cool structure on a map. This chapter walks you through designing prefabs, and teaches you to place them as either whole maps or into existing maps.
Chapter 21 adds a nice main menu to your roguelike game, loaded from Rex Paint (by Kyzrati). This gives a much more professional look to your game.