The Shadow Shard Epilogue
Celestia's eyes turned to the northern window of the throne room, and beyond it, as if she was trying to reach the Crystal Empire with her gaze.
"The Ponies of the Empire were dying, Spike," she said at last. "We had to do something. The Heart was the only artifact powerful enough to stop the magical storms."
Spike tapped his claws together and looked up towards the princesses. His eyes met Luna’s unfathomable stare. His throat ran suddenly dry.
“And… the egg?”
“At first, we only wanted to use it to hold the dragon at bay,” said Celestia. “But then my sister realized what