---
title: "Grim Reaper Costume Adult — £50K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/toys-games/grim-reaper-costume-adult"
last_updated: "2026-07-31T22:36:01.343Z"
locale: en
meta:
description: "Niche score 45/100 · £50K/yr market · 414K searches/yr · £14.96 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 45/100 · £50K/yr market · 414K searches/yr · £14.96 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Grim Reaper Costume Adult — £50K/yr Amazon UK Niche (2026) - Flapen"
---
# **grim reaper costume adult**
**Skip it**
Weak search conversion (0.8%) — this niche doesn't clear our bar today.
Market size 13Growth 11Conversion 10Competition 55Returns 52Price range 69Avg price 75Brand share 77Review moat 84Quality gap 82
**Review moat**
**Great****314.44**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Great****4.2★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Great****58%**
top-5 brand share — no brand owns this niche
**Avg price**
**Great****£14.96**
avg listing price — sweet spot $15–$100
**Price range**
**Good****£7.89–£30.78**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Good****52%**
top-5 click share — leaders hold, buyers still browse
**Returns**
**Good****2.9%**
return rate — above 5% kills the launch gate
**Market size**
**Bad****£50K**
£50K/yr · 414K searches
**Growth**
**Bad****-28.2%**
90-day search growth — must beat 0% to launch
**Conversion**
**Bad****0.8%**
search→purchase rate — share of searches ending in a sale
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=uk&signal=no_dominant_brand "Top brand's click share < 20%") [** Low Review Barrier**](https://flapen.com/research/niches?market=uk&signal=low_review_barrier "Top brand's reviews < 500") [** Out of Stock**](https://flapen.com/research/niches?market=uk&signal=out_of_stock "OOS rate > 10%")
According to Flapen's Amazon United Kingdom niche tracking, grim reaper costume adult is a £50K/yr Amazon United Kingdom market (414K searches/yr). The top 5 brands hold 58% of demand. Demand peaks in Oct–Nov. Verdict: Skip it — 45/100.
Data updated Jul 29, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **grim reaper costume adult market data**
- **Units sold / yr**
- **10K–13K**
- avg 100–250/product
- **Revenue / yr**
- **£150K–£187K**
- units × avg price
- **Conversion rate**
- **0.8%**
- **Avg BSR**
- **#2,188**
- **Page quality**
- **0%**
- **Prime**
- **94%**
- **Sponsored**
- **65%**
- **Out of stock**
- **30.9%**
- **Avg brand age**
- **41 months**
- **Avg seller age**
- **203 days**
## **Competition & brand share**
The top 5 products take 52% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**23 **▲rising
**Sellers**
**39**
**Top-5 brand share**
**58%**
Top 20: 98%
**Top-5 click share**
**52%**
Top 20: 86%
**Open market**
**38%**
- Tbczvx17% - Morph14% - Star and Stripes11% - Zenova9% - PULASIDO8% - Veroda4%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -28.2% search growth over the last 90 days.
125K75KSpike '24Spike '25Prime Day '25Spike '26Prime Day '26 seasonSepDecMarJunAugNovMarMay
Peak months: Oct, Nov · busiest ÷ quietest = 220.0×
[**Open Trend **](https://flapen.com/research/uk/toys-games/grim-reaper-costume-adult/trend)
## **Top grim reaper costume adult search terms**
- **grim reaper costume**86K/yr+78.8%2.2% conv. - **grim reaper**31K/yr-23.7%0.4% conv. - **grim reaper costume kids**216K/yr-85.6%1.7% conv. - **kids grim reaper costume**49K/yr-55.2%3.3% conv. - **reaper costume**6K/yr-30.8%1.2% conv. - **grim reaper kids costume**10K/yr+8.8%1.6% conv. - **grim reaper costume kids boys**4K/yr-81.5%0.0% conv. - **halloween costumes grim reaper**5K/yr-31.3%0.0% conv. - **boys grim reaper costume**7K/yr-95.8%0.0% conv. [**All search terms **](https://flapen.com/research/uk/toys-games/grim-reaper-costume-adult/search-terms)
## **Top grim reaper costume adult products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%5%£3K10%£5K15%£8K20%£10K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Tbczvx 5 Pcs Grim Reaper Costume Grim Reaper Cloak Halloween Costumes Black Cloak Hooded Cape Scythe Skeleton Gloves Skeleton Mask Necklace Set for Cosplay Outfits Party Dress for Women Men**Tbczvx**£8.45**4.1★71 rev](https://www.amazon.co.uk/dp/B0D7RV4TVK) [2**Stars and Stripes Grim Funny Reaper Middle Finger Death Biker Skull Skeleton Gothic Horror Hip-hop Unisex Adults T-Shirt(XXL Black)**Star and Stripes**£8.23**4.6★73 rev](https://www.amazon.co.uk/dp/B0BSQXYW3G) [3**5PCS/Set Grim Reaper Costume Kids - Halloween Scary Grim Reaper Costume Kid Adults with Glowing Red Eyes & Scythe Black Scary Outfit for Boys Girls Halloween Costumes Cosplay Parties (S - for Kids)**Zenova**£12.77**3.9★60 rev](https://www.amazon.co.uk/dp/B0FR8MGZ45) [4**Morph Grim Reaper Costume Adult Grim Reaper Mens Costume Mens Halloween Costumes Adult Scary Fancy Dress For Adults Medium**Morph**£23.96**4.4★765 rev](https://www.amazon.co.uk/dp/B08TZVVBQL) [5**PULASIDO Halloween Costumes Grim Reaper Costume Set for Girls Boys Adults Spooky Halloween Costume Set for Adults Scary Ghost Cosplay Masquerade Tunic Outfit with Scary Snake**PULASIDO**£8.16**4.1★15 rev](https://www.amazon.co.uk/dp/B0FGHRDZF3)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**GOLDSTITCH Black Hooded Grim Reaper Costume Robe Halloween Cosplay Phantom Costumes Cloak Cape**GOLDSTITCH**£18.79**8 rev7mo ago](https://www.amazon.co.uk/dp/B0G9JM4V99) [**GOLDSTITCH Halloween Hooded Cloak Costume Halloween Grim Reaper Cosplay Costumes Cape Black**GOLDSTITCH**£17.06**22 rev7mo ago](https://www.amazon.co.uk/dp/B0GBVDGH4X) [**5PCS/Set Grim Reaper Costume Kids - Halloween Scary Grim Reaper Costume Kid Adults with Glowing Red Eyes & Scythe Black Scary Outfit for Boys Girls Halloween Costumes Cosplay Parties (S - for Kids)**Zenova**£12.77**60 rev10mo ago](https://www.amazon.co.uk/dp/B0FR8MGZ45) [**Hlisippa Grim Reaper Costume Adult Black Cloak with Skeleton Mask Skeleton Gloves Death Costume Men Velvet Hooded Cape for Halloween Cosplay**Hlisippa**£7.89**9 rev11mo ago](https://www.amazon.co.uk/dp/B0FN7CCYHD) [**Gothic Reaper Emotional Support Figurine Halloween Grim Resin Sculpture Ornaments Hand-Painted the Reaper Statues Accessories with Emotional Support Card Desk Decoration Encouragement Gift Decor**Gonggi**£12.95**4 rev1y ago](https://www.amazon.co.uk/dp/B0FJ1KHKDN)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Halloween Hooded Velvet Cloak Unisex Halloween Cape with Hood Full Length Black Cloak for Adult Fancy Dress Costume (Black 200CM)**NEW-YIJUNSHUN**£10.02**3.6★**▲ 1000%**](https://www.amazon.co.uk/dp/B0D5CLL3KZ) [**Stars and Stripes Grim Funny Reaper Middle Finger Death Biker Skull Skeleton Gothic Horror Hip-hop Unisex Adults T-Shirt(XXL Black)**Star and Stripes**£8.23**4.6★**▲ 1000%**](https://www.amazon.co.uk/dp/B0BSQXYW3G) [**GOLDSTITCH Halloween Hooded Cloak Costume Halloween Grim Reaper Cosplay Costumes Cape Black**GOLDSTITCH**£17.06**3.7★**▲ 1000%**](https://www.amazon.co.uk/dp/B0GBVDGH4X) [**Black Hooded Cloak Robe Adult Wizard Vampire Knight Cosplay Cape Halloween**Seaehey**£10.68**4.1★**▲ 1000%**](https://www.amazon.co.uk/dp/B0D4Z8WN57) [**GOLDSTITCH Black Hooded Grim Reaper Costume Robe Halloween Cosplay Phantom Costumes Cloak Cape**GOLDSTITCH**£18.79**4.7★**▲ 1000%**](https://www.amazon.co.uk/dp/B0G9JM4V99)
**~~View all trending →~~**
## **What buyers say about grim reaper costume adult**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**25%
*“Well made item”*
**Value For Money**21%
*“exactly as cheap”*
**Size-Overall**13%
*“it's a good size”*
**Weight Light**10%
*“I also liked that the cloaks are lightweight enough to wear comfortably for several hours without feeling too heavy or restrictive for me”*
**Correct Contents**6%
*“Everything comes included”*
**Strength**3%
*“Its robust and a good size and well-made”*
**Fun/Entertainment Experience**2%
*“Silly fun,”*
**Ease Of Use**2%
*“was easy to put on straight out of the bag”*
**Shape/Style**2%
*“the hood shape is actually quite decent for a spooky effect”*
**Stretchability/Expandability/Elasticity**1%
*“The balaclava-style skeleton mask was stretchy”*
### **What buyers complain about **
**Quality-Overall**23%
*“so do not expect premium costume quality”*
**Transparency**14%
*“Its good just its also see through which was annoying for what i was using it for”*
**Material Quality**7%
*“It's cheap shiny material”*
**Thickness**6%
*“Fabric is Very Thin and Fragile”*
**Size-Overall**5%
*“A very small large”*
**Design-Overall**4%
**Comfort-Overall**4%
*“it presses uncomfortably against ones own nose”*
**Advertised Vs Actual Product**4%
*“it's not as the picture shows”*
**Value For Money**4%
*“including the cost”*
**Durability**2%
*“it is not a durable costume for many years”*
### **Top return reasons **
**Size-Overall**48%
**Quality-Overall**17%
**Material Quality**16%
**Advertised Vs Actual Product**8%
**Defective Material/Parts**4%
**Ease Of Use**2%
**Functionality-Overall**2%
**Smell**1%
**Thin**1%
**Stitch/Finish/Polish**1%
## **Common questions**
- **Is grim reaper costume adult profitable to sell on Amazon United Kingdom?**
- The niche generates £50K/yr across 34 tracked products. 0 of 8 products launched in the last 360 days are still selling. 90-day search growth is -28.2%. Flapen's verdict: Skip it (45/100).
- **How competitive is the grim reaper costume adult niche?**
- 23 brands and 39 sellers compete. The top 5 products take 52% of clicks and top 5 brands hold 58% of demand.
- **What do buyers complain about in grim reaper costume adult?**
- Top complaints mined from reviews: Quality-Overall, Transparency, Material Quality. The return rate is 2.9%.
- **When does demand for grim reaper costume adult peak?**
- Demand peaks in Oct–Nov; the busiest month runs 220.0× the quietest.
- **What does it cost to enter the grim reaper costume adult niche?**
- Listings span £7.89–£30.78; the average listing price is £14.96 (sweet spot $15–$100). The average incumbent carries 314 reviews — the moat a new listing must climb.
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