My idea is that she brags that had her mane Six been girls, she would have broken up their friendship far faster than what she tried before. Fortunately, Discord’s Mane Six were about, so…
THROW THE GOLDEN APPLE!
And the fight begins in ten seconds flat. Heck, it works until Twilight Sparkle splits it into six pieces.
With all the jokes running around about Discord literally being Q…I’m quite sure that Eris is literally THE Eris. Thus the vague reference to the Trojan War .
Will color at some point