Fireball 4 is indoor level that takes place in a cave, to beat this level you must make your way to the top of the level, and visit the Wizard. It is the Forth, and last level on the Fireball Level Path, in Dark Castle. It has shown up in Dark Castle, and Color Dark Castle, and will show up in Return to Dark Castle.
This is the level where Merlin Resides.
Levels on the PathEdit
Main article: Fireball Level Path