riddler costume
Skip itHigh returns (20.3%) — this niche doesn't clear our bar today.
Review moat
Great124.58avg incumbent reviews — the moat a new listing must climb
Avg price
Great$54.11avg listing price — sweet spot $15–$100
Price range
Great$9.57–$93.41cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Good4.3★avg incumbent rating — lower means beatable quality
Competition
Good47%top-5 click share — leaders hold, buyers still browse
Growth
Okay+14.1%90-day search growth — must beat 0% to launch
Brand share
Okay87%top-5 brand share — brands hold most of the demand
Market size
Bad$51K$51K/yr · 137K searches
Conversion
Bad0.7%search→purchase rate — share of searches ending in a sale
Returns
Bad20.3%return rate — above 5% kills the launch gate
According to Flapen's Amazon United States niche tracking, riddler costume is a $51K/yr Amazon United States market (137K searches/yr). The top 5 brands hold 87% of demand. Demand peaks in Sep–Oct–Nov. Verdict: Skip it — 43/100.
Data updated Jul 21, 2026 · scored weekly · How we score niches
riddler costume market data
- Units sold / yr
- 1K–1K
- avg 0–100/product
- Revenue / yr
- $54K–$68K
- units × avg price
- Conversion rate
- 0.7%
- Avg BSR
- #4,818
- Page quality
- 0%
- Prime
- 62%
- Sponsored
- 62%
- Out of stock
- 18.1%
- Avg brand age
- 55 months
- Avg seller age
- 177 days
Competition & brand share
The top 5 products take 47% of clicks — established leaders, but buyers still shop beyond them.Brands
10 falling
Sellers
19
Top-5 brand share
87%
Top 20: 100%
Top-5 click share
47%
Top 20: 94%
Open market
6%
- Suitmeister35%
- Offstream24%
- Lumiauio12%
- Materuis8%
- Rubies8%
- FUN.COM7%
- Open — no brand owns it (4 brands, 6%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +14.1% search growth over the last 90 days.Peak months: Sep, Oct, Nov · busiest ÷ quietest = 46.6×
Top riddler costume search terms
- riddler costume54K/yr
- the riddler costume21K/yr
- riddler costume men44K/yr
- riddler jacket4K/yr
- the riddler costume men14K/yr
Top riddler costume 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.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Suitmeister Mens Costume - The Riddler DC Characters Slim Fit Suit - Green
Suitmeister$70.624.4★333 rev
Materuis Army Green Riddler Jacket Cosplay Costume with Mask Gloves Edward Villain Question Mark Coat Halloween Cosplay Costume (XXL)
Materuis$57.544.2★43 rev
Offstream Mens DC Comics Riddler Suit - Halloween
Offstream$60.014.4★81 rev
Offstream Mens DC Comics Riddler Suit - Halloween and St Patrick
Offstream$60.984.4★81 rev
Suitmeister Mens Costume - The Riddler DC Characters Slim Fit Suit - Green
Suitmeister$70.614.4★333 rev
Newest
by launch date
Mens Riddler Cosplay Costume Trenchcoat Green Suit Gothic Uniform Jacket Necktie Full Set Halloween Outfit (Trenchcoat Suit X-Small)
Lumiauio$63.980 rev
Mens Riddler Cosplay Costume Trenchcoat Green Suit Gothic Uniform Jacket Necktie Full Set Halloween Outfit (Trenchcoat XX-Large)
Lumiauio$54.980 rev
Lumiauio Mens Riddler Cosplay Costume Question Mark Green Blazer Suit Gothic Uniform Full Set Villain Halloween Outfit (Green Large)
Lumiauio$53.880 rev
Mens Riddler Cosplay Costume Trenchcoat Green Suit Gothic Uniform Jacket Necktie Full Set Halloween Outfit (Trenchcoat 3X-Large)
Lumiauio$54.990 rev
Mens Riddler Cosplay Costume Trenchcoat Green Suit Gothic Uniform Jacket Necktie Full Set Halloween Outfit (Green Full Set X-Large)
Lumiauio$93.410 rev
Trending
90-day click momentumMens Riddler Cosplay Costume Trenchcoat Green Suit Gothic Uniform Jacket Necktie Full Set Halloween Outfit (Trenchcoat XX-Large)
Lumiauio$54.980.0★
Mens Riddler Cosplay Costume Trenchcoat Green Suit Gothic Uniform Jacket Necktie Full Set Halloween Outfit (Green Full Set X-Large)
Lumiauio$93.410.0★
Mens Riddler Cosplay Costume Trenchcoat Green Suit Gothic Uniform Jacket Necktie Full Set Halloween Outfit (Trenchcoat Suit X-Small)
Lumiauio$63.980.0★
DC Comics The Riddler Suit Jacket for Men Includes Green Blazer & Tie for Comic Con Cosplay Halloween & Dress-Up 44R
FUN.COM$48.904.7★
DC Comics The Riddler Suit Jacket for Men Includes Green Blazer & Tie for Comic Con Cosplay Halloween & Dress-Up 34
FUN.COM$47.324.7★
What buyers say about riddler costume
What buyers praise and complain about, mined from review topics.What buyers love
“Fit was good”
“well made”
“The material is also suprisingly comfortable”
“The material is also suprisingly comfortable”
“Good price”
What buyers complain about
“The pants ripped out in one wear”
Top return reasons
Common questions
- Is riddler costume profitable to sell on Amazon United States?
- The niche generates $51K/yr across 26 tracked products. 0 of 5 products launched in the last 360 days are still selling. 90-day search growth is +14.1%. Flapen's verdict: Skip it (43/100).
- How competitive is the riddler costume niche?
- 10 brands and 19 sellers compete. The top 5 products take 47% of clicks and top 5 brands hold 87% of demand.
- What do buyers complain about in riddler costume?
- Top complaints mined from reviews: Durability. The return rate is 20.3% — above our launch gate.
- When does demand for riddler costume peak?
- Demand peaks in Sep–Oct–Nov; the busiest month runs 46.6× the quietest.
- What does it cost to enter the riddler costume niche?
- Listings span $9.57–$93.41; the average listing price is $54.11 (sweet spot $15–$100). The average incumbent carries 125 reviews — the moat a new listing must climb.