*There are four eras in the Sixth Bloon War, and they are called the Beginning, The Grand Popping, The Dark Plasma, and The Darkness. *The Beginning:Era One *This begins at level 1, and ends as soon as you achieve level 30- and concpetion bloons, of course. This is characterized by few items, tutorials, and easy, fast games. *the Grand Popping:Era Two *The Dark Plasma: Era Three *This is a short era, as you are only in here from the time you beat the Dark Plasma Boss until you make 2 Dark Suns. One to turn the sun to darkness and one to make the event to reclaim your losses. *The Darkness:Era Four