Lyra Learns Dark Magic

she will never teacher this! is type of magic most have very limited number of user we have only 4 user! Sombra(the most dangerieuse of all) Luna( her dark magic is very power but is worst if she Nightmare moon) Celestia( her the most powerful of all Alicorn but hold a lot, his the one you dont want to see to snap , if she snap is possible she become DAybreaker) and Twilight(her we a only see a tiny part of what she can do with it and use it for good but what if she snap? if she snap, she will become Midnight Sparkle)