KPop Demon Hunters costume — example look
AI-generated example

KPop Demon Hunters Costume

Unleash your inner pop star and demon hunter with Rumi's iconic look.

Rumi is the fierce leader and main vocalist of the K-pop group HUNTR/X in Netflix's hit animated film KPop Demon Hunters. Fans choose her look to blend high-energy pop star fashion with supernatural warrior vibes. Her signature outfit features an electric yellow moto jacket, blue shorts with a red waistband, and a calf-length purple braid.

Difficulty
Medium
Time
~45 min
Budget
$45120

Try it on

See yourself as KPop Demon Hunters

One clear photo of yourself; we render you in this costume — face untouched, full body, about 20 seconds.

One render, $1. No account needed — if it fails you're not charged. Pricing.

Your photo is sent to Google's Gemini API to make the render and isn't used for training. Renders are AI-generated and labelled.

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KPop Demon Hunters costume
Example look · AI-generated
You as KPop Demon Hunters
Result

What you need for a KPop Demon Hunters costume

Short on time? Buy it ready-made

Spirit Halloween sells the complete KPop Demon Hunters costume — one box instead of 6 pieces.

Shop KPop Demon Hunters at Spirit ↗
  • Yellow moto jacket

    A bright yellow faux-leather motorcycle jacket with a zip-up front and snap-closure collar.

    DIY: Use a fabric marker or black paint to add custom geometric lines and graphics to a plain yellow jacket.

  • Black tank top

    A simple, form-fitting black sleeveless tank top worn underneath the open jacket.

  • Blue shorts with red waistband

    High-waisted royal blue athletic shorts featuring a distinct thick red waistband.

    DIY: Sew a thick red elastic band or ribbon over the waistband of plain blue spandex shorts.

  • Long purple braided wig

    A vibrant, jewel-toned purple wig styled into a single long braid running down the back.

    DIY: Buy a long straight purple wig, part it down the center, and braid it tightly down the back.

  • Black boot covers with red stripe

    Thigh-high black boot covers or leg warmers featuring a vertical red stripe down the outer side.

    DIY: Add red fabric tape or paint a vertical stripe down the side of plain black over-the-knee socks.

  • Toy demon-slaying sword

    A sleek toy katana or sword, preferably with a glowing blue or purple blade to mimic her weapon.

    DIY: Wrap a plastic toy sword in blue or purple LED strip lights for a glowing magical effect.

Rather not assemble it? See ready-made KPop Demon Hunters costumes at Spirit Halloween ↗

How to put it together

  1. 1

    Put on the black tank top and high-waisted blue shorts with the red waistband.

  2. 2

    Slip on the black thigh-high boot covers over comfortable black flats or sneakers.

  3. 3

    Put on the bright yellow moto jacket, leaving it unzipped to show the black tank top.

  4. 4

    Secure your natural hair under a wig cap, then carefully put on the long purple braided wig.

  5. 5

    Use pink or purple face paint to draw the optional swirling demon markings on your arms.

  6. 6

    Grab your toy demon-slaying sword and strike a confident, stage-ready pop star pose.

Makeup & hair

Keep makeup clean with sharp winged eyeliner and a soft pink lip. For the hair, wear a long, vibrant purple wig styled into a single tight braid down the back. Optionally, use pink or purple body paint to draw swirling, glowing demon markings along your arms.

KPop Demon Hunters for couples, groups, kids & more

couples
Pair up as Rumi and Jinu, the charismatic leader of the rival Saja Boys, wearing his signature pastel blue and white outfit.
group
Gather your friends to complete the HUNTR/X trio with Mira in her pink hair and black crop top, and Zoey in her turquoise lotus top.
kids
Spirit Halloween offers officially licensed kids' Rumi costumes complete with the yellow jacket and boot covers.
Plus size
Opt for stretchy spandex shorts and a flexible yellow denim or faux-leather jacket for a comfortable, high-movement fit.
pet
Dress your pet as Derpy, Rumi's adorable companion tiger, using a small striped pet hoodie.

More ways people search for this costume

The most-searched variations of “KPop Demon Hunters costume”, and how this look adapts to each.

Diy kpop demon hunter costume

Skip the store: Use a fabric marker or black paint to add custom geometric lines and graphics to a plain yellow jacket. Sew a thick red elastic band or ribbon over the waistband of plain blue spandex shorts. Buy a long straight purple wig, part it down the center, and braid it tightly down the back.

Tips

  • Choose flat black shoes under your boot covers to stay comfortable during long hours of walking or dancing.
  • Use fabric paint or heat-transfer vinyl to add the custom geometric graphics to your yellow jacket for a screen-accurate look.
  • Secure the heavy purple braided wig with bobby pins and a wig grip band to prevent it from sliding backward.
  • If wearing this in cold weather, swap the tank top for a black long-sleeve thermal shirt.

KPop Demon Hunters costume FAQ

What color is Rumi's hair in KPop Demon Hunters?
Rumi has long, vibrant purple hair styled in a single thick braid that reaches past her waist.
What are the purple markings on Rumi's arms?
Those are her half-demon markings. They glow pink and purple when she channels her supernatural powers to fight demons.
What weapon does Rumi use?
Rumi fights supernatural threats using a sleek, glowing demon-slaying sword that channels her magical energy.

Did you know? KPop Demon Hunters became the most-watched original movie in Netflix history within its first year of release, breaking streaming records worldwide.