Talk:Twilight's Kingdom - Part 1/@comment-26973802-20140418002036/@comment-26973802-20140418025029

Because Celestia sends him after the villain. And technically the Mane 6, Spike, the Cutie Mark Crusaders, and by extension the princesses and Shining Armor are main characters, and if he returns as a ghost - which is possible considering he's Discord and all - it wouldn't seem like they killed him off because he'd still be there just in spirit form