Equestria was never a land of peace and harmony, chaos spreads across the world and threats of war shadow the ideal peace ponykind strives so hard to achieve. Rifts between dimensions are forming and magic long thought dead returns to the world.
Enter Aron, a man far out of his comfort zone hoping to make a life in the world he is now a part of. Under the rule of Princess Celestia he must gather together friends and allies who can hold the line against Equestria's enemy. This is the story of Equestria's fall. This is the era of The Nightmare Saga.

[Tags will be changed as needed]
[ Chapters with fights are marked with [gore], chapters with sex are [sex] and anything else I feel excessive will also be marked with a set of square brackets ]
[Crossover tag due to many references to other books/films/etc more than this being an outright crossover]