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Costumes / Dress-up

A Mighty Girl's costume collection features hundreds of fun and empowering costumes for Halloween or dress-up play anytime of year. For spooky or Halloween-themed Mighty Girl books and movies, visit our Halloween special feature for a wide array of bewitching selections!
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1–36 of 382 items
  1. Deluxe Hermione Granger Costume Set Deluxe Hermione Granger Costume Set
    $35.85 C$58.49 A$54.39
  2. Captain Marvel Costume Captain Marvel Costume
    $18.10 C$38.25 A$40.99 £21.13
  3. Raya Costume Set Raya Costume Set
    $29.02 C$48.00 A$46.23
  4. A League of Their Own Dottie Infant Costume A League of Their Own Dottie Infant Costume
    $29.99
  5. Wednesday Addams Family Costume Wednesday Addams Family Costume
    $23.61 A$44.21 £22.85
  6. Olivia Preschooler Costume Olivia Preschooler Costume
    $27.52 A$65.96
  7. Maleficent Youth Costume Maleficent Youth Costume
    $21.18 C$40.61 A$45.82 £20.61
  8. Totoro Child's Costume Totoro Child's Costume
    $29.98 £23.25
  9. Toothless the Dragon Kigurumi Toothless the Dragon Kigurumi
    $99.97 C$128.93 A$238.94
  10. Child / Tween Robin Hood Costume Child / Tween Robin Hood Costume
    $29.46 C$41.13
  11. Sophie Hatter (Howl's Moving Castle) Costume Sophie Hatter (Howl's Moving Castle) Costume
    $44.99
  12. Bo Peep Costume Bo Peep Costume
    $25.48 C$40.99 A$41.39
  13. Lightfury Costume Lightfury Costume
    $23.54 A$43.59
  14. Mulan (Live Action) Costume Mulan (Live Action) Costume
    $49.99
  15. Supergirl Jumpsuit Costume Supergirl Jumpsuit Costume
    $32.23 A$60.52 £54.86
  16. Wonder Woman 1984 Golden Eagle Armor Costume Wonder Woman 1984 Golden Eagle Armor Costume
    $49.99 C$196.14
  17. Peppa Pig Costume Peppa Pig Costume
    $42.70
  18. Jane Austen Costume Jane Austen Costume
    $34.99
  19. Xena the Warrior Princess Costume Xena the Warrior Princess Costume
    $49.99
  20. Professor McGonagall Teen / Adult Costume Professor McGonagall Teen / Adult Costume
    $70.59
  21. Winifred Sanderson (Hocus Pocus) Costume Winifred Sanderson (Hocus Pocus) Costume
    $44.99
  22. Mira, Royal Detective Costume Mira, Royal Detective Costume
    $40.95
  23. Wizard of Oz Wicked Witch Costume Wizard of Oz Wicked Witch Costume
    $34.06 A$54.26 £23.35
  24. A League of Their Own Youth Costume A League of Their Own Youth Costume
    $54.99 C$100.12 A$231.38
  25. Belle (Live Action) Blue Dress Belle (Live Action) Blue Dress
    $21.99
  26. Boo (Monsters Inc.) Costume Boo (Monsters Inc.) Costume
    $38.05 C$57.54 A$69.12
  27. Spider-Gwen Costume Spider-Gwen Costume
    $27.99 C$79.39 A$49.50
  28. Ms. Frizzle Women's Costume Dress Ms. Frizzle Women's Costume Dress
    $29.99 A$51.73
  29. Ms. Marvel (Marvel Rising) Costume Ms. Marvel (Marvel Rising) Costume
    $29.99 C$40.92 A$47.11 £27.43
  30. Anna (Frozen II) Costume Anna (Frozen II) Costume
    $28.94 C$88.73
  31. Dragon Queen / Danaerys Teen / Adult Costume Dragon Queen / Danaerys Teen / Adult Costume
    $49.99 C$72.58
  32. Carmen Sandiego Child Costume Carmen Sandiego Child Costume
    $59.99 A$103.88
  33. Black Widow Movie Costume Black Widow Movie Costume
    $44.59
  34. Raya Caped Warrior Costume Raya Caped Warrior Costume
    $24.47
  35. Turbo Blast Owlette Costume Turbo Blast Owlette Costume
    $21.99
  36. Premium Batgirl Costume Premium Batgirl Costume
    $50.82
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1–36 of 382 items