Dark magic twilight sparkle
In the magical land of equestria there was a princess named twilight sparkle, friends with the princess of the sun called princess celestia. But one day when celestia called for princess twilight sparkle to come to canteot to show her something In the throne room. When twilight sparkle got there got to canterlot castle princess celestia showed her some dark magic tricks to battle some evil creature that were coming to equestria from another dimension to take over equestria.
When princess twilight sparkle returned to her castle In ponyville and went straight to her room to start learning the dark magic spells princess celestia had teached her to use against these evil creatures from another dimension. When her friends found out that she was using dark magic she told them that she was using it to save equestria from evil creatures from from another dimension and from them taking over equestria.
When twilight was done explaining what's going on to her friends she showed them what she learned by herself and from princess celestia. Twilight said " do ya'll want to help me defeat these evil creatures from another dimension" and her friends said " yes we do ". Then the main 6 started preparing for the battle that will happen I 1000 years from that day and when the day comes they will fight these evil creatures from another dimension and send these evil creatures back to where they came from.