What is Twilight Sparkle the Princess of?

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Tags

1. #magic
2. #mystery
3. #represents
4. #becomes
5. #character
6. #central
7. #magical
8. #alicorn
9. #princess
10. #little
11. #sparkle
12. #unicorn
13. #friendship
14. #twilight
15. #element
16. #female
17. #transforms