When a Cosmic and Natural even happens, the collide of 2 universes, the most powerfull creatures of both of these universes tries everything to keep safe theyr own worlds. Evil and good alike join forces to prevent any living creature get hurt.

Princess Celestia ask for the Help of "The elements of Harmony" to keep safe all Equestria, but an unfortunate event makes them to get stuck in this other world. while some of the other world were brought to Equestria with some fearsome creatures.

Will Equestria survive these dark hours of chaos and destruction made by these creatures?
Will the Elements of Harmony go back to home?
Will they can get used to theyr new bodyes?