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Sci-Fi & Fantasy Costumes

Let this Halloween get a little weird with sexy sci-fi costumes. Yandy has enough sci-fi Halloween costumes to dress the whole crew of the Enterprise. Look to Yandy for sexy space costumes and sexy astronaut costumes to ensure you're the best dressed this Halloween!

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  • $46 & Under
  • $46 - $56
  • $56 - $75
  • $75 - $150
  • $150 & Over
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Galaxy Girl Costume
$49.99
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Skeleton Siren Costume
$34.99
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Unicorn Beauty Costume
$60.95
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Space Cadet Girl Costume
$50.95
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Far Far Away Costume
$69.99
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Mischievous Fairy Costume
$69.95
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Skeleton Mermaid Costume
$54.99 $18.9865% Off!
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Tink About It Costume
$92.95
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Dark Woods Huntress Costume
$45.95
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Sexy Space Cadet Costume
$61.95
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Pretty Pixie Costume
$39.99
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Steampunk Pilot Costume
$43.95
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Rainbow Unicorn Costume
$74.99
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Dreamy Space Ranger Costume
$54.95
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Sexy Deluxe DJ Trance Costume
Mix & Match: $4 - $34.95
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The Darqueside Costume
$84.99
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Galaxy Rebel Costume
$54.95
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Sexy Space Cadet Costume
$79.99
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Cut-Out Galaxy Dance Set
Mix & Match: $19.95 - $54.95
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Futuristic Silver Galaxy Dance Set
Mix & Match: $19.95 - $44.95
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Shell Yeah! Costume
$51.95
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Vengeful Fairy Costume
$62.97
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Fairy-licious Costume
$54.99
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Magical Fairy Costume
$45.95
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Dragon Slayer Costume
$99.95 $39.9860% Off!
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Black Unicorn Costume
$115.95
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Sexy Steampunk Babe Costume
$179.99
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Yandy Magical Pastel Unicorn Costume
$104.95 $83.9620% Off!
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Sequin Unicorn Costume Kit
Mix & Match: $8.98 - $34.95
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Men's Dark Sorcerer Costume
$87.95
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Seashell Mermaid Costume
$54.99
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Dragon Beauty Costume
$55.95
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Black Unicorn Costume
$55.95
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Steampunk Fantasy Costume
$48.95 $23.9750% Off!
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Magic Dragon Costume
$51.95
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Josie Loves J. Valentine Sci Fi Barbarella Set
Mix & Match: $35.37 - $54.42
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Plus Size Steampunk Fantasy Costume
$53.95 $37.7630% Off!
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Space Bound Hottie Costume
$89.95 $44.9750% Off!