Discord saved Fluttershy. Then Twilight became Princess and, like he did before, Discord concocted a cockamamie scheme to help her mature into the assertive young Princess Equestria needed. And everything went south. Discord's chaotic, poorly-conceived screwup left everyone else cleaning up after him. Right?

When the Lord of Chaos has glowing eyes and speaks with a voice as deep as the Void, mortal and immortal alike should fear.