Nightmare Moonbow was, frankly, a terrible name for a terrifying mare. With her Junction Device hijacked and her paramagic exploited, the horrific possession of a Nightmare Moon had taken over Rainbow Dash.

Silhouetted against the moon, grayscale mane streaming across the sky like clouds, the mare stood atop an ominous cumulonimbus, gathering her power to strike against the Equestria that was not hers.