---
title: "moon knight costume — Niche Verdict: Skip it (43/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/clothing-shoes-jewelry/moon-knight-costume"
last_updated: "2026-07-14T03:15:24.595Z"
locale: en
meta:
  description: "a small market ($14K/yr) — moon knight costume doesn't clear our bar today."
  "og:description": "a small market ($14K/yr) — moon knight costume doesn't clear our bar today."
  "og:title": "moon knight costume — Niche Verdict: Skip it (43/100) | Amazon United States - Flapen"
---

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# **moon knight costume**

**Skip it**

A small market ($14K/yr) — this niche doesn't clear our bar today.

Market size 3Growth 22Conversion 4Competition 60Returns 6Price range 93Avg price 95Brand share 69Review moat 84Quality gap 85

**Avg price**

**Incredible****$34.97**

avg listing price — sweet spot $15–$100

**Price range**

**Great****$12.88–$85.26**

cheapest to priciest tracked listing — scored on the share inside $15–$100

**Quality gap**

**Great****4.2★**

avg incumbent rating — lower means beatable quality

**Review moat**

**Great****319.1**

avg incumbent reviews — the moat a new listing must climb

**Brand share**

**Good****64%**

top-5 brand share — brands hold most of the demand

**Competition**

**Good****49%**

top-5 click share — leaders hold, buyers still browse

**Growth**

**Bad****-6.8%**

90-day search growth — must beat 0% to launch

**Returns**

**Bad****10.6%**

return rate — above 6% kills the launch gate

**Conversion**

**Bad****0.3%**

search→purchase rate — share of searches ending in a sale

**Market size**

**Bad****$14K**

$14K/yr · 133K searches

## **Competition**

The top 5 products take 49% of clicks — established leaders, but buyers still shop beyond them.

**Brands**

**20 **▲rising

**Sellers**

**31**

**Top-5 brand share**

**64%**

**Open market**

**29%**

- KESOCORAY18% - Maturead15% - Yazkimo13% - Bemeiren11% - Boomtrader7% - Missanabie7%

## **Product shelf**

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%4%$5568%$1K12%$2K16%$2K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

All 31 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![Maturead Kids Knight Costume 2026 Halloween Party Cosplay Outfits Jumpsuit Hooded Cloak for Boys](https://m.media-amazon.com/images/I/51yD4tuLETL.jpg)**Maturead Kids Knight Costume 2026 Halloween Party Cosplay Outfits Jumpsuit Hooded Cloak for Boys**Maturead**$33.48**4.4★383 rev](https://www.amazon.com/dp/B0BDGHCDSS) [2![KESOCORAY 3 Pieces Moon Mask Latex Helmet Knight Set White Gloves Neck Mask Helmet Cosplay Costume Mask Halloween Masquerade Prop](https://m.media-amazon.com/images/I/313skQTh1HL.jpg)**KESOCORAY 3 Pieces Moon Mask Latex Helmet Knight Set White Gloves Neck Mask Helmet Cosplay Costume Mask Halloween Masquerade Prop**KESOCORAY**$26.68**3.8★163 rev](https://www.amazon.com/dp/B0B1H3RLYP) [3![Bemeiren Bodysuit Superhero Cosplay Jumpsuits Full Body Zentai Unitard Halloween Party Costume](https://m.media-amazon.com/images/I/41ekQJ4Fh+L.jpg)**Bemeiren Bodysuit Superhero Cosplay Jumpsuits Full Body Zentai Unitard Halloween Party Costume**Bemeiren**$57.73**3.9★32 rev](https://www.amazon.com/dp/B0B8YSVPK8) [4![Yazkimo Unisex Adult Moon Knight Cosplay Costume Sweatshirt Hooded Zipper Coat 3D Printed Casual Jacket Hoodies (US Alpha X-Small Regular Regular Zipper 1)](https://m.media-amazon.com/images/I/414xzJ6LeiL.jpg)**Yazkimo Unisex Adult Moon Knight Cosplay Costume Sweatshirt Hooded Zipper Coat 3D Printed Casual Jacket Hoodies (US Alpha X-Small Regular Regular Zipper 1)**Yazkimo**$29.73**5.0★1 rev](https://www.amazon.com/dp/B0G3PNGRJQ) [5![Missanabie Mens Medieval Renaissance Knight LARP Outfit Pirate Cosplay Robe Halloween Viking Costume Accessories Set(BK L)](https://m.media-amazon.com/images/I/41bOheofcwL.jpg)**Missanabie Mens Medieval Renaissance Knight LARP Outfit Pirate Cosplay Robe Halloween Viking Costume Accessories Set(BK L)**Missanabie**$33.17**3.8★17 rev](https://www.amazon.com/dp/B0GGX6V7XJ)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![XYFDHJY Medieval Hooded Sleeveless Surcoat Renaissance Tunic Cloak for Halloween Cosplay (Black M)](https://m.media-amazon.com/images/I/41AZiLjbF2L.jpg)**XYFDHJY Medieval Hooded Sleeveless Surcoat Renaissance Tunic Cloak for Halloween Cosplay (Black M)**XYFDHJY**$20.12**5 rev2mo ago](https://www.amazon.com/dp/B0GZ2JPT2R) [![XYFDHJY Medieval Hooded Sleeveless Surcoat Renaissance Tunic Cloak for Halloween Cosplay (Black L)](https://m.media-amazon.com/images/I/41AZiLjbF2L.jpg)**XYFDHJY Medieval Hooded Sleeveless Surcoat Renaissance Tunic Cloak for Halloween Cosplay (Black L)**XYFDHJY**$20.74**5 rev2mo ago](https://www.amazon.com/dp/B0GZ2GHY3R) [![TZIISOA Men Cloak Robe Hooded Cosplay Adult Tunic Long Cape Party Costume(Z3921DWH 3XL)](https://m.media-amazon.com/images/I/21LZtB9HM2L.jpg)**TZIISOA Men Cloak Robe Hooded Cosplay Adult Tunic Long Cape Party Costume(Z3921DWH 3XL)**TZIISOA**$12.93**75 rev2mo ago](https://www.amazon.com/dp/B0GXYLYYQH) [![Missanabie Mens Medieval Renaissance Knight LARP Outfit Pirate Cosplay Robe Halloween Viking Costume Accessories Set(BK L)](https://m.media-amazon.com/images/I/41bOheofcwL.jpg)**Missanabie Mens Medieval Renaissance Knight LARP Outfit Pirate Cosplay Robe Halloween Viking Costume Accessories Set(BK L)**Missanabie**$33.17**17 rev5mo ago](https://www.amazon.com/dp/B0GGX6V7XJ) [![Missanabie Mens Medieval Renaissance Knight LARP Outfit Pirate Cosplay Robe Halloween Viking Costume Accessories Set(BK S)](https://m.media-amazon.com/images/I/41bOheofcwL.jpg)**Missanabie Mens Medieval Renaissance Knight LARP Outfit Pirate Cosplay Robe Halloween Viking Costume Accessories Set(BK S)**Missanabie**$32.39**17 rev5mo ago](https://www.amazon.com/dp/B0GGWKPSC2)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![XYFDHJY Medieval Hooded Sleeveless Surcoat Renaissance Tunic Cloak for Halloween Cosplay (Black L)](https://m.media-amazon.com/images/I/41AZiLjbF2L.jpg)**XYFDHJY Medieval Hooded Sleeveless Surcoat Renaissance Tunic Cloak for Halloween Cosplay (Black L)**XYFDHJY**$20.74**4.7★**▲ 1000%**](https://www.amazon.com/dp/B0GZ2GHY3R) [![Joyshop Mens Halloween Witch Cosplay Robe Costume Adult Hooded Cloak Cape Black 4XLarge](https://m.media-amazon.com/images/I/31T+dpRUw0L.jpg)**Joyshop Mens Halloween Witch Cosplay Robe Costume Adult Hooded Cloak Cape Black 4XLarge**Joyshop**$13.46**4.3★**▲ 1000%**](https://www.amazon.com/dp/B07TB6BRRZ) [![Yazkimo Unisex Adult Moon Knight Cosplay Costume Sweatshirt Hooded Zipper Coat 3D Printed Casual Jacket Hoodies (US Alpha Large Regular Regular Zipper 1)](https://m.media-amazon.com/images/I/414xzJ6LeiL.jpg)**Yazkimo Unisex Adult Moon Knight Cosplay Costume Sweatshirt Hooded Zipper Coat 3D Printed Casual Jacket Hoodies (US Alpha Large Regular Regular Zipper 1)**Yazkimo**$29.74**5.0★**▲ 978%**](https://www.amazon.com/dp/B0G3PH4FZ8) [![Missanabie Mens Medieval Renaissance Knight LARP Outfit Pirate Cosplay Robe Halloween Viking Costume Accessories Set(BK S)](https://m.media-amazon.com/images/I/41bOheofcwL.jpg)**Missanabie Mens Medieval Renaissance Knight LARP Outfit Pirate Cosplay Robe Halloween Viking Costume Accessories Set(BK S)**Missanabie**$32.39**3.8★**▲ 971%**](https://www.amazon.com/dp/B0GGWKPSC2) [![Missanabie Mens Medieval Renaissance Knight LARP Outfit Pirate Cosplay Robe Halloween Viking Costume Accessories Set(BK L)](https://m.media-amazon.com/images/I/41bOheofcwL.jpg)**Missanabie Mens Medieval Renaissance Knight LARP Outfit Pirate Cosplay Robe Halloween Viking Costume Accessories Set(BK L)**Missanabie**$33.17**3.8★**▲ 957%**](https://www.amazon.com/dp/B0GGX6V7XJ)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 89 weeks — -6.8% search growth over the last 90 days.

18K13KHoliday '24Spike '25Spike '26 seasonNovDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Aug, Sep, Oct · busiest ÷ quietest = 21.2×

## **Reviews**

What buyers praise and complain about, mined from review topics.

### **What buyers love **

**Material Quality**20%

*“The fabric is comfortable”*

**Quality-Overall**16%

*“This sleeveless surcoat is better quality than I expected”*

**Size-Overall**14%

*“Fits well”*

**Shape/Style**9%

*“Stylish”*

**Comfort-Overall**5%

*“Comfy and stylish, and packed well without wrinkling”*

**Weight Light**5%

*“Lightweight”*

**Design-Overall**4%

*“Very stylish fun and comfortable design”*

**Value For Money**4%

*“Excellent value for the price”*

**Stretchability/Expandability/Elasticity**4%

*“stretches well and should accompdate any fit issues”*

**Advertised Vs Actual Product**4%

*“Definitely did the job”*

### **What buyers complain about **

**Quality-Overall**38%

*“Poor quality”*

**Strap/String Quality**13%

*“while also missing the string to lace up the top”*

**Size-Overall**8%

*“the surcoat is quite long on him”*

**Advertised Vs Actual Product**5%

*“I was expecting a Faux suede fabric and instead got something akin to faux velvet”*

**Material Quality**5%

*“I was expecting a Faux suede fabric”*

### **Top return reasons **

**Size-Overall**46%

**Length**10%

**Advertised Vs Actual Product**8%

**Material Quality**7%

**Chest Fit**7%

**Shoulder Fit**4%

**Sleeve Fit**3%

**Waist Fit**2%

**Quality-Overall**2%

**Value For Money**1%