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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!
1–36 of 189 items
  1. Deluxe Hermione Granger Costume Set Deluxe Hermione Granger Costume Set
    $34.36 C$112.20 £125.00
  2. Captain Marvel Costume Captain Marvel Costume
    $20.99 C$40.34 A$45.95 £21.30
  3. Raya Costume Set Raya Costume Set
    $21.99 C$34.20 A$53.61 £95.00
  4. Wednesday Addams Family Costume Wednesday Addams Family Costume
    $23.61 A$38.37
  5. Maleficent Youth Costume Maleficent Youth Costume
    $20.28 C$43.51 A$45.95
  6. Totoro Child's Costume Totoro Child's Costume
    $35.00 £23.25
  7. Child / Tween Robin Hood Costume Child / Tween Robin Hood Costume
    $27.50 C$41.80
  8. Bo Peep Costume Bo Peep Costume
    $19.97 C$37.55 A$46.04 £97.00
  9. Lightfury Costume Lightfury Costume
    $25.39 C$38.99 A$45.95 £100.00
  10. Supergirl Jumpsuit Costume Supergirl Jumpsuit Costume
    $43.36 A$61.27 £35.69
  11. Wonder Woman 1984 Golden Eagle Armor Costume Wonder Woman 1984 Golden Eagle Armor Costume
    $49.99 C$124.16
  12. Wizard of Oz Wicked Witch Costume Wizard of Oz Wicked Witch Costume
    $35.12 £25.33
  13. A League of Their Own Youth Costume A League of Their Own Youth Costume
    $39.99 C$100.12
  14. Belle (Live Action) Blue Dress Belle (Live Action) Blue Dress
  15. Spider-Gwen Costume Spider-Gwen Costume
    $27.99 C$79.39 A$54.31
  16. Ms. Marvel (Marvel Rising) Costume Ms. Marvel (Marvel Rising) Costume
    $27.99 C$42.59 A$45.95 £26.77
  17. Anna (Frozen II) Costume Anna (Frozen II) Costume
    $28.94 C$103.00
  18. Carmen Sandiego Child Costume Carmen Sandiego Child Costume
    $59.99 A$100.91
  19. Black Widow Movie Costume Black Widow Movie Costume
  20. Premium Batgirl Costume Premium Batgirl Costume
  21. Wonder Woman Dress-Up Trunk Wonder Woman Dress-Up Trunk
  22. Merida Dress Merida Dress
    $38.99 C$99.41 A$70.04
  23. Alice in Wonderland Kids Costume Alice in Wonderland Kids Costume
    $32.19 C$81.16 A$62.82 £84.08
  24. Luna Lovegood Costume Set Luna Lovegood Costume Set
    $35.94 C$49.33 A$68.93 £121.00
  25. Ms. Frizzle Child Costume Ms. Frizzle Child Costume
    $29.99 A$45.95
  26. Squirrel Girl Child Costume Squirrel Girl Child Costume
    $20.00 C$67.14 £20.98
  27. Anna (Frozen II Arendelle) Costume Anna (Frozen II Arendelle) Costume
    $37.99 C$123.22
  28. Flight Suit Costume Flight Suit Costume
    $37.99 A$75.44
  29. Dragon Queen Costume Dragon Queen Costume
  30. Black Cat Superhero Costume Black Cat Superhero Costume
  31. Orphan Annie Toddler Costume Orphan Annie Toddler Costume
    $23.98 A$119.97
  32. Dora Milaje Child Costume Dora Milaje Child Costume
    $34.24 C$73.66 A$61.27 £89.13
  33. Mavis (Hotel Transylvania) Costume Mavis (Hotel Transylvania) Costume
    $29.99 A$46.04
  34. Odd Squad Agent Costume Odd Squad Agent Costume
    $44.99 C$196.96 A$69.07
  35. Bluey Costume Bluey Costume
  36. Boba Fett Costume Boba Fett Costume
1–36 of 189 items