Potion Explosion Fifth Ingredient ExpansionThe Fifth Ingredient expansion for Potion Explosion introduces the brand new Ghost Ectoplasm ingredient, new Professors, and some new potions to experiment with! Potion Explosion The Fifth Ingredient steps up the game to a whole new level! Thanks to the Ghost Ectoplasm, a new fifth ingredient acting as a joker, players can now trigger even more incredible explosions to prepare their concoctions. In addition to 4 new Potion tiles that you can use along