My Little Trainers: Dragons Are Magic.

Twilight was sad. She had trusted Sunset Shimmer for long time. But now, Sunset had betrayed her. "Argh!" Twilight thrashed the whole hall. She was mad and furious. "Listen Twilight, Sunset probably-" before Rainbow Dash could finish her sentence, the violet mare threw a glare. 'No, nothing," said Rainbow.

"If the book was important for you, darling. We'll take it away from her," planned Rarity. Twilight had a bulb over her head. "Rarity! You're right! Mad doesn't make sense! Let's go to the magic mirror!"

At the magic mirror room, they all stepped inside one by one, and disappeared

Meanwhile, Berk cheered at Eret and Sunset because they won the tag race. "Thank you, Riders!" said Eret. Sunset rolled her eyes. "Storm!" Sunset called. Stormrider flew towards the crowd and grabbed Sunset by hooking her staff to the dragon's claws.

"Where are you going?" asked Astrid. "Searching for new species!" replied Sunset. Hiccup just nodded. "He allows you!" said Snoutlout. She just smiled.

She flew to The Dark Harbor, for Skrills. "You won't get a the book, Twilight," said Sunset.