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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 112 items
  1. Captain Marvel Costume Captain Marvel Costume
    $25.49 C$69.85 A$44.20 £20.52
  2. Spider-Gwen Costume Spider-Gwen Costume
    $28.99 C$79.39 A$43.80
  3. Squirrel Girl Child Costume Squirrel Girl Child Costume
    $20.00 C$69.83 £20.98
  4. Ms. Marvel (Marvel Rising) Costume Ms. Marvel (Marvel Rising) Costume
    $27.99 C$41.90 A$44.20 £26.37
  5. Supergirl Jumpsuit Costume Supergirl Jumpsuit Costume
    $37.99 A$88.14 £52.67
  6. Wonder Woman 1984 Costume Wonder Woman 1984 Costume
    $49.99
  7. Turbo Blast Owlette Costume Turbo Blast Owlette Costume
    $21.99
  8. Toddler Wonder Woman Costume Toddler Wonder Woman Costume
    $29.15 C$33.99 A$43.51 £43.96
  9. Wonder Woman Movie Costume Wonder Woman Movie Costume
    $24.50
  10. DC Super Hero Girls Katana Costume DC Super Hero Girls Katana Costume
    $24.16 A$19.90
  11. PJ Masks Owlette Costume PJ Masks Owlette Costume
    $26.02 C$45.01
  12. Dora Milaje Child Costume Dora Milaje Child Costume
    $36.51 C$73.66 A$52.22 £89.13
  13. Captain Marvel Adult Costume Captain Marvel Adult Costume
    $58.99 C$60.00 A$88.06 £39.99
  14. Captain Marvel Infant / Toddler Costume Dress Captain Marvel Infant / Toddler Costume Dress
    $20.99 £56.21
  15. Violet (Incredibles) Toddler / Preschooler Costume Violet (Incredibles) Toddler / Preschooler Costume
    $26.12
  16. Starfire Costume Starfire Costume
    $38.59
  17. Black Cat Superhero Costume Black Cat Superhero Costume
    $24.99
  18. Wonder Woman Dress-Up Trunk Wonder Woman Dress-Up Trunk
    $33.40
  19. The Incredibles Violet Costume The Incredibles Violet Costume
    $24.99
  20. Supergirl (TV) Costume Supergirl (TV) Costume
    $30.70 C$40.61 A$48.17 £18.98
  21. The Wasp Costume The Wasp Costume
    $34.24 C$47.21 A$30.00
  22. Avengers: Endgame Quantum Suit Avengers: Endgame Quantum Suit
    $29.18 £25.57
  23. Supergirl Cape Supergirl Cape
    $31.53 C$74.99 A$47.07
  24. Wonder Woman 1984 Teen / Adult Costume Wonder Woman 1984 Teen / Adult Costume
    $56.99
  25. Wonder Woman (DC Super Hero Girls) Costume Wonder Woman (DC Super Hero Girls) Costume
    $29.43 C$80.14 £21.06
  26. DC Super Hero Girls Catwoman Costume DC Super Hero Girls Catwoman Costume
    $48.61 A$58.76 £93.54
  27. Batgirl Toddler Costume Batgirl Toddler Costume
    $28.32 A$39.90
  28. Supergirl Costume Supergirl Costume
    $27.71 C$54.71 A$64.58 £20.20
  29. Bumblebee Costume (DC Super Hero Girls) Bumblebee Costume (DC Super Hero Girls)
    $32.52 C$80.36
  30. Harley Quinn (DC Superhero Girls) Costume Harley Quinn (DC Superhero Girls) Costume
    $29.49 C$59.47 A$38.10 £17.62
  31. Wonder Woman Warrior Costume Wonder Woman Warrior Costume
    $59.95 A$109.93 £53.71
  32. Ghost Spider Costume Ghost Spider Costume
    $19.99 A$45.13 £29.99
  33. Gamora Child's Costume Gamora Child's Costume
    $36.99 A$48.40
  34. Black Widow Costume Black Widow Costume
    $39.45 C$113.32 A$75.79 £74.81
  35. Mrs. Incredible Costume Mrs. Incredible Costume
    $72.04 C$144.00 A$112.00 £81.46
  36. Wonder Woman Costume Wonder Woman Costume
    $36.52 A$64.94
1–36 of 112 items