EQUESTRIA GIRLS ONLINE SYNOPSIS part 4 · 8:04am May 19th, 2017
Mane 7 travels to Therestral stage, clearing the area before they head towards the Nightmare Castle to face Nightmare Moon. Spike, Ember and the CMC also clearing the same stage. Twilight Sparkle tries to convince Spike to join them but he refuses, thinking that he can do better alone.
As both team arrive at the castle, they face Nightmare Moon's guard. Between the battle, Spike's HP almost hit zero when Rarity uses her healing magic. Spike wonders why Rarity saves him. Rarity just tells him that he needs it.
They face Nightmare Moon with much difficulty and almost been defeated when the CMC accidentally releases the broken Elements of Harmony that react to the Mane 6 excluding Sunset Shimmer, making them a new Bearer and defeats Nightmare Moon with the Power of Friendship, changing her back to Princess Luna.
Meanwhile, Starlight Glimmer finds another relic that can activate the hidden power.