---
title: "Invincible Costume — $3K/mo Amazon US Product Research"
canonical_url: "https://flapen.com/research/us/clothing-shoes-jewelry/invincible-costume"
last_updated: "2026-08-12T18:00:36.142Z"
locale: en
meta:
description: "Amazon product research for invincible costume: $3K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:description": "Amazon product research for invincible costume: $3K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
"og:title": "Invincible Costume — $3K/mo Amazon US Product Research"
---
# **Invincible Costume**
**Worth a look**
Shows a thin review moat (32 avg reviews), but weak search conversion (0.2%) keeps it on the watch list.
Market size 9Growth 95Conversion 3Competition 77Returns 16Price range 90Avg price 95Brand share 36Review moat 98Quality gap 86
**Review moat**
**Incredible****31.93**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Incredible****+121.1%**
90-day search growth — must beat 0% to launch
**Avg price**
**Incredible****$37.75**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$10.85–$77.61**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Great****4.1★**
avg incumbent rating — lower means beatable quality
**Competition**
**Great****38%**
top-5 click share — an open shelf
**Brand share**
**Okay****83%**
top-5 brand share — brands hold most of the demand
**Returns**
**Bad****7.5%**
return rate — above 5% kills the launch gate
**Market size**
**Bad****$34K**
$34K/yr · 452K searches
**Conversion**
**Bad****0.2%**
search→purchase rate — share of searches ending in a sale
**Signals**[** Trending**](https://flapen.com/research/niches?market=us&signal=trending "Search growth > 100% (90d)") [** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500") [** High Returns**](https://flapen.com/research/niches?market=us&signal=high_returns "Return rate > 5%")
## **Is invincible costume profitable on Amazon?**
According to Flapen's Amazon United States niche tracking, invincible costume is a $34K/yr Amazon United States market (452K searches/yr). The top 5 brands hold 83% of demand. Verdict: Worth a look — 55/100.
Data updated Jul 17, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **invincible costume market size & sales**
Units sold, revenue, conversion and listing quality across the tracked shelf.
- **Units sold / yr**
- **750–1K**
- avg 0–100/product
- **Revenue / yr**
- **$28K–$38K**
- units × avg price
- **Conversion rate**
- **0.2%**
- **Avg BSR**
- **#1,931**
- **Page quality**
- **0%**
- **Prime**
- **33%**
- **Sponsored**
- **72%**
- **Out of stock**
- **6.2%**
- **Avg brand age**
- **42 months**
- **Avg seller age**
- **182 days**
## **Competition: brands, sellers & click share**
Clicks spread well past the top 5 (38% combined) — an open shelf where new products get seen.
**Brands**
**13 **▲rising
**Sellers**
**16**
**Top-5 brand share**
**83%**
Top 20: 100%
**Top-5 click share**
**38%**
Top 20: 80%
**Open market**
**11%**
- Wocloey36% - Firecos18% - MZXDY13% - Seaehey10% - LILLIWEEN6% - Hainnum5% - Open — no brand owns it (7 brands, 11%)
## **invincible costume demand & seasonality**
Weekly Amazon search volume, last 40 weeks — +121.1% search growth over the last 90 days.
40K30KSpike '25Spike '26Oct '25Nov '25Jan '26Feb '26Mar '26May '26Jun '26
[**Open Trend **](https://flapen.com/research/us/clothing-shoes-jewelry/invincible-costume/trend)
## **Top invincible costume search terms shoppers use**
The exact queries shoppers type, with yearly volume, growth and conversion.
- **invincible costume**346K/yr+128.0%0.1% conv. - **invincible cosplay**52K/yr+98.7%0.1% conv. - **invincible suit**12K/yr+83.7%0.1% conv. - **invincible costumes**10K/yr+133.3%0.0% conv. - **mark grayson invincible costume**8K/yr+48.9%0.1% conv. - **invincible costume men**10K/yr+64.9%0.1% conv. - **mark invincible costume**4K/yr+287.3%0.2% conv. - **invincible halloween costume**5K/yr+182.7%0.1% conv. - **mark grayson costume**4K/yr+182.1%0.0% conv. - **sinister mark invincible costume**2K/yr+301.0%0.0% conv. [**All search terms **](https://flapen.com/research/us/clothing-shoes-jewelry/invincible-costume/search-terms)
## **Top invincible costume products & what they sell for**
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%3%$1K6%$2K9%$3K12%$4K1101001K 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**Mark Grayson Costume Jumpsuit Invincible Cosplay Halloween Outfits**Firecos**$47.95**4.0★13 rev](https://www.amazon.com/dp/B0F7K16KZG) [2**Mens Mark Grayson Cosplay Costume Invincible Role Play Jumpsuit Halloween Bodysuit**MZXDY**$58.42**4.2★55 rev](https://www.amazon.com/dp/B09DG93Q9X) [3**Wocloey Invincible Cosplay Costume Invincible Jumpsuit Mark Grayson Bodysuit One-piece Outfits for Adults Men Halloween (Multicolor L)**Wocloey**$34.58**3.8★7 rev](https://www.amazon.com/dp/B0F21HVB57) [4**Seaehey Mens Costume Shirt Vest Pants Outfit Cosplay Movie Halloween Party Costumes Full Set for Adults Medium White**Seaehey**$60.93**4.5★63 rev](https://www.amazon.com/dp/B0C1RZH4JZ) [5**Wocloey Invincible Cosplay Mark Grayson Costume Glasses Headgear Halloween**Wocloey**$39.37**4.8★8 rev](https://www.amazon.com/dp/B0F66LHV6F)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Invincible Mark Grayson Cosplay Jumpsuit Invincible Costume Mark Grayson Bodysuit Adult Mens Halloween Outfits (Blue M)**Wocloey**$47.30**8 rev2mo ago](https://www.amazon.com/dp/B0H1BJYX7C) [**Wocloey Invincible Mark Grason Cosplay Women Costume Halloween Outfits**Wocloey**$20.40**1 rev3mo ago](https://www.amazon.com/dp/B0GX1KZYR3) [**Wocloey Invincible Mark Grason Cosplay Women Costume Halloween Outfits**Wocloey**$20.35**1 rev3mo ago](https://www.amazon.com/dp/B0GX1F3G7L) [**Hainnum Invincible Thragg Cosplay Costume Adults Jumpsuit Cloak Halloween**Hainnum**$57.26**3 rev3mo ago](https://www.amazon.com/dp/B0GV3VMGBG) [**Wocloey Invincible Cosplay Terra Grayson Costume Jumpsuit Halloween Outfit**Wocloey**$28.37**3 rev1y ago](https://www.amazon.com/dp/B0F93LP7GV)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Seaehey Mens Costume Shirt Vest Pants Outfit Cosplay Movie Halloween Party Costumes Full Set for Adults X-Large White**Seaehey**$62.05**4.5★**▲ 91%**](https://www.amazon.com/dp/B0C1S1K7H6) [**Wocloey Invincible Mark Grason Cosplay Women Costume Halloween Outfits**Wocloey**$20.40**5.0★**▲ 90%**](https://www.amazon.com/dp/B0GX1KZYR3) [**Seaehey Mens Costume Shirt Vest Pants Outfit Cosplay Movie Halloween Party Costumes Full Set for Adults Medium White**Seaehey**$60.93**4.5★**▲ 90%**](https://www.amazon.com/dp/B0C1RZH4JZ) [**Wocloey Invincible Mark Grason Cosplay Women Costume Halloween Outfits**Wocloey**$20.35**5.0★**▲ 89%**](https://www.amazon.com/dp/B0GX1F3G7L) [**Invincible Mark Grayson Cosplay Jumpsuit Invincible Costume Mark Grayson Bodysuit Adult Mens Halloween Outfits (Blue M)**Wocloey**$47.30**4.8★**▲ 89%**](https://www.amazon.com/dp/B0H1BJYX7C)
**~~View all trending →~~**
## **What reviews say buyers love and hate about invincible costume**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**67%
*“Well made”*
**Comfort-Overall**8%
*“Highly satisfied with this comfortable”*
**Size-Overall**8%
*“comfortable fit without feeling restrictive”*
**Stretchability/Expandability/Elasticity**8%
*“with remarkable elasticity that provides a snug”*
**Material Quality**8%
*“The fabric quality is top-notch”*
### **What buyers complain about **
**Quality-Overall**33%
*“Cheap trash”*
**Size-Overall**33%
*“Get a bigger size than what u think”*
**Color**17%
*“Its gonna be like a off yellow”*
**Arm Fit**17%
*“a Large came which worked in my favour since it was kinda tight around the back and arms”*
### **Top return reasons **
**Size-Overall**59%
**Length**5%
**Advertised Vs Actual Product**5%
**Product Condition**3%
**Arm Fit**2%
**Value For Money**2%
**Waist Fit**2%
**Transparency**2%
**Quality-Overall**2%
**Adhesion/Stickiness**1%
## **Common invincible costume questions**
- **Is invincible costume profitable to sell on Amazon United States?**
- The niche generates $34K/yr across 43 tracked products. 0 of 11 products launched in the last 360 days are still selling. 90-day search growth is +121.1%. Flapen's verdict: Worth a look (55/100).
- **How competitive is the invincible costume niche?**
- 13 brands and 16 sellers compete. The top 5 products take 38% of clicks and top 5 brands hold 83% of demand.
- **What do buyers complain about in invincible costume?**
- Top complaints mined from reviews: Quality-Overall, Size-Overall, Color. The return rate is 7.5% — above our launch gate.
- **What does it cost to enter the invincible costume niche?**
- Listings span $10.85–$77.61; the average listing price is $37.75 (sweet spot $15–$100). The average incumbent carries 32 reviews — the moat a new listing must climb.
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