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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 352 items
  1. Hermione Granger Gryffindor Robes Hermione Granger Gryffindor Robes
    $32.00 A$96.61 £28.00
  2. Suffragist Child Costume Suffragist Child Costume
    $30.00 C$34.82 A$46.93 £18.40
  3. Amelia Earhart Tween Costume Amelia Earhart Tween Costume
    $31.87 C$38.30 A$59.95
  4. Rosie the Riveter Kids Costume Rosie the Riveter Kids Costume
    $35.43 C$60.87 A$57.59
  5. Annie Oakley Costume Annie Oakley Costume
    $25.92 C$69.07 A$50.95
  6. Elsa (Frozen II) Deluxe Costume Elsa (Frozen II) Deluxe Costume
    $27.33 C$54.80 A$51.49 £38.37
  7. Susan B. Anthony Costume Susan B. Anthony Costume
    $39.99
  8. Little Adventures Alice Costume Little Adventures Alice Costume
    $39.99 A$67.03
  9. Totoro Child's Costume Totoro Child's Costume
    $33.98 £23.25
  10. Gladiator Costume Gladiator Costume
    $36.99 C$147.90 A$56.95 £88.62
  11. Florence Nightingale Costume Florence Nightingale Costume
    $39.99
  12. Child / Tween Robin Hood Costume Child / Tween Robin Hood Costume
    $28.81 C$40.81
  13. Luna Lovegood Costume Set Luna Lovegood Costume Set
    $31.79 C$53.16 A$54.53
  14. Wizard of Oz Wicked Witch Costume Wizard of Oz Wicked Witch Costume
    $34.06 A$53.31 £23.33
  15. Pioneer Prairie Girl Costume Pioneer Prairie Girl Costume
    $26.99 C$35.34
  16. A League of Their Own Youth Costume A League of Their Own Youth Costume
    $54.99 C$100.12 A$194.78
  17. Sally (Nightmare Before Christmas) Costume Sally (Nightmare Before Christmas) Costume
    $19.95 C$44.46 A$47.49
  18. Noble Knight Costume Noble Knight Costume
    $34.10 A$55.95
  19. Rey (The Last Jedi) Deluxe Costume Rey (The Last Jedi) Deluxe Costume
    $30.82
  20. Anna (Frozen II) Deluxe Costume Anna (Frozen II) Deluxe Costume
    $41.99 C$64.00 A$69.32
  21. Supergirl Jumpsuit Costume Supergirl Jumpsuit Costume
    $37.99 A$59.46 £54.42
  22. Carmen Sandiego Child Costume Carmen Sandiego Child Costume
    $59.99 A$101.11
  23. Minions Onesie Costume Minions Onesie Costume
    $34.10
  24. Greek Goddess Costume Greek Goddess Costume
    $31.04
  25. Wednesday Addams Family Costume Wednesday Addams Family Costume
    $23.61 A$53.17 £22.67
  26. Merida Costume Merida Costume
    $79.99 A$133.95 £201.44
  27. Mary Poppins Child Costume Mary Poppins Child Costume
    $24.63 £43.20
  28. Captain Marvel Costume Captain Marvel Costume
    $18.30 C$38.09 A$40.95 £20.73
  29. Dora Milaje Child Costume Dora Milaje Child Costume
    $37.38 C$73.66 A$58.50 £89.13
  30. Spider-Gwen Costume Spider-Gwen Costume
    $28.99 C$79.39 A$48.26
  31. Forces of Destiny Leia Organa Costume Forces of Destiny Leia Organa Costume
    $53.99
  32. Ms. Marvel (Marvel Rising) Costume Ms. Marvel (Marvel Rising) Costume
    $29.99 C$41.47 A$46.21 £27.20
  33. Queen Anna (Frozen II) Costume Queen Anna (Frozen II) Costume
    $19.99 C$65.61 A$86.23
  34. Wonder Woman 1984 Golden Eagle Armor Costume Wonder Woman 1984 Golden Eagle Armor Costume
    $49.99 C$125.55
  35. Poison Ivy Costume Poison Ivy Costume
    $35.33 A$57.92 £112.02
  36. Premium Batgirl Costume Premium Batgirl Costume
    $53.78
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1–36 of 352 items