Crossover: MLP/Destiny (game)

The Guardians stand as the last of humanity's defense against forces of Darkness that seek to destroy everything. Guardians know their mission is to protect Earth, but the Darkness threatens to spread to other realms, to grow more powerful and spell doom for humankind.

A young Warlock takes her duties to a world beyond, and finds that this new world is much more connected to her own than she thought. New enemies, new allies, and new friends; Lexine will seek to discover the secrets of this magical land and the answers behind her very existence.

She must -- to save both worlds.

[Set before the events of TTK; MLP FiM "Twilight's Kingdom"]