in world of My Little Pony where magic is common and where the Alicorn's of sun and moon are strongest in the county, in this universe they get taken down by Chrysalis using changlings to infiltrate the royal castle taking years to get there chance to place Anti magic rings on there horns and binding them in there webs. In this world everyone is humanoid so hands and feet

after the Changlings take over they imprison Luna and Celestia.. But one inside there own throne (who is inside the throne) as other is somwhere else, there body is inside the throne with only there head and feet sticking out so there head is right where feet go but there feet are Bolted to the armrests with soles facing up being completely exspoed while immobile

as Queen Chrysalis is a scheming, cruel, fierce, and manipulative individual whose primary concerns are gaining power and feeding her changeling subjects with emotions. Her hatred to Luna and Celestia makes her want to ensure she gets revenge insted of eliminating then