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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 117 items
  1. Judge / Justice Child Costume Judge / Justice Child Costume
  2. Rey (The Last Jedi) Deluxe Costume Rey (The Last Jedi) Deluxe Costume
    $19.79
  3. Mary Poppins Child Costume Mary Poppins Child Costume
    $12.95
  4. Captain Marvel Deluxe Costume Captain Marvel Deluxe Costume
    $5.09
  5. Ms. Marvel (Marvel Rising) Costume Ms. Marvel (Marvel Rising) Costume
    $11.19
  6. Ghost Girl Costume Ghost Girl Costume
    $19.99
  7. The Incredibles Violet Costume The Incredibles Violet Costume
    $15.48
  8. Penguin Kigurumi Penguin Kigurumi
  9. Spider-Gwen Costume Spider-Gwen Costume
  10. The Wasp Costume The Wasp Costume
    $12.08
  11. Avengers: Endgame Quantum Suit Avengers: Endgame Quantum Suit
    $7.50
  12. Squirrel Girl Child Costume Squirrel Girl Child Costume
    $8.99
  13. Pirate Buccaneer Costume Pirate Buccaneer Costume
    $17.99
  14. Shuri Child Costume Shuri Child Costume
    $9.87
  15. Catra Costume Catra Costume
    $19.72
  16. Kangaroo Child Kigurumi Kangaroo Child Kigurumi
    $15.35
  17. Vers (Captain Marvel) Costume Vers (Captain Marvel) Costume
    $18.19
  18. Glow in the Dark Skeleton Costume Glow in the Dark Skeleton Costume
    $18.99
  19. Maleficent Youth Costume Maleficent Youth Costume
    $15.00
  20. Wonder Woman Movie Costume Wonder Woman Movie Costume
    $13.31
  21. Zombie Girl Costume Zombie Girl Costume
    $18.99
  22. Uma (Descendants 3) Costume Uma (Descendants 3) Costume
    $17.10
  23. Rosie the Riveter Costume Set Rosie the Riveter Costume Set
    $17.40
  24. Police Officer Costume Set Police Officer Costume Set
  25. Rey Hood and Mask Rey Hood and Mask
    $16.63
  26. WWII Army Costume WWII Army Costume
    $18.07
  27. Batgirl Costume (DC Super Hero Girls) Batgirl Costume (DC Super Hero Girls)
    $13.99
  28. Zombie Cheerleader Costume Zombie Cheerleader Costume
    $16.99
  29. Wednesday Addams (Animated Film) Child Costume Wednesday Addams (Animated Film) Child Costume
    $9.61
  30. Totoro Cloak Totoro Cloak
  31. Elsa's Coronation Dress Elsa's Coronation Dress
    $19.99
  32. Star Patterned Unicorn Kigurumi Star Patterned Unicorn Kigurumi
    $18.98
  33. Scientist Lab Coat Scientist Lab Coat
    $14.99
  34. PJ Masks Dress-Up Set PJ Masks Dress-Up Set
    $15.59
  35. Peter Pan Costume Peter Pan Costume
    $14.52
  36. Doctor Who 13th Doctor Sonic Screwdriver Doctor Who 13th Doctor Sonic Screwdriver
    $19.99
1–36 of 117 items