A Mysterious Explosion-a Wonderbolt Fanfiction

A mysterious explosion has been made in equestria, no pony knows who caused it.,but it seems it is a major threat. Contacted by Princess Celestia, they rush to the castle to discover the mysterious explosion. The wonderbolts are determined to solve the situation on their own, but are then suggested to have the elements of harmony help them along with some obstacles they have to face on their journey. One or more will lose their life in this explosion, or will they survive? When e time of the battle comes, their is no doubt who will win. The Saddle Arabians or the Equestrians. They've had enough of Equestria's betrayal, which was why they plotted to destroy them, earning them revenge. But what will happen when the fight is over? Will this be the last of them?