Mario and Luigi Costumes Kids
FailShoppers spend an estimated $16K a year here, so Mario and Luigi Costumes Kids is a Fail.
- Flapen Score
- 39 / 100Ranks 12,642 of 16,930 Clothing, Shoes & Jewelry niches · −6 vs the category median of 4539
- Market size
- $16K/yr33K searches / yr
- 90-day growth
- +1.5%search demand this quarter
- Competition
- 47%top-5 click share · 11 brands · 49 sellers
Flapen Score
Mario and Luigi Costumes Kids against its category
The dotted line is the Clothing, Shoes & Jewelry average. Past it, Mario and Luigi Costumes Kids is stronger. Inside it, weaker.
Market
The Mario and Luigi Costumes Kids market on Amazon at a glance
Shoppers on Amazon United States searched for Mario and Luigi Costumes Kids 33K times last year and spent an estimated $16K. The top 5 brands take 78% of clicks. Demand peaks in Sep–Oct. Flapen scores it 39 out of 100, a Fail.
01 · Demand
An estimated 1.9% of those searches ended in a purchase.
Shoppers searched for this 33K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 1.9% of those searches ended in a purchase. Searches in the last 90 days moved +1.5% against the 90 days before. Searches, conversion and average price together put the market at an estimated $16K a year.
- Searches, last 12 months
- 33K
- Growth, 90 days vs prior 90
- +1.5%
- Conversion, latest week
- 1.9%
- Market size, estimated
- $16Ka year
- Peak month
- October86.6× the quietest month
- Top search term
- mario and luigi costume kids27K searches a year
02 · Price
A sale here is worth $26.65.
Listings sell for $26.65 on average, from $15.75 to $40.53. Amazon reports units sold in ranges. This niche sold 500 to 750 a year. The average listing sells 0 to 100 of them. At $26.65 that is $0 to $3K a year per listing.
- Average price
- $26.65inside the $15 to $100 sweet spot
- Price range
- $15.75–$40.53
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 500–750
- Units per listing a year
- 0–100
- Revenue per listing a year
- $0–$3K
- Returns
- 6.5%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
82% of listings pay for placement with sponsored ads. 91% ship with Prime. On an average day, 16.8% of listings are out of stock. The average listing ranks #509 within Boys. It carries 1,036 reviews at 4.57 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 82%
- Prime listings
- 91%
- Out of stock, average day
- 16.8%
- Average rank
- #509in Boys
- Average rating
- 4.57 starsAmazon United States average 4.42 stars
- Average reviews
- 1,036per listing
- Listings tracked
- 22
04 · Newcomers
3 of last year's 3 launches cleared the first-year sales bar.
3 products launched here in the last 12 months. 3 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 31 months on average, so a newcomer is not facing entrenched names.
- Launched, last 12 months
- 3
- Successful launches
- 3Amazon's first-year sales bar
- Average brand age
- 31 months
Products
Top Mario and Luigi Costumes Kids products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 10, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Nintendo Super Mario Brothers Boys Long Sleeve Onesie Zip Coverall with Hoodie Luigi Cosplay Zip Up Onesie for Kids (Green and Blue Size 7)
- Price
- $28.00
- Rating
- 4.8/5
- Reviews
- 246
- Age
- 1y ago

Disguise Nintendo Super Mario Costume Officially Licensed Super Mario Brothers Boys Costume Classic Child Size Medium (7-8)
- Price
- $26.14
- Rating
- 4.6/5
- Reviews
- 7,924
- Age
- 12y ago

Plumber Costume for Kids Shirt Overalls Glove Boys Halloween Party Cosplay 3T Red
- Price
- $20.34
- Rating
- 4.4/5
- Reviews
- 91
- Age
- 2y ago

QRT Super Bros Costume Kit with Hat Mustaches Suspenders Gloves Buttons ang Glasses frame for Halloween Cosplay and Christmas (red&green)
- Price
- $22.71
- Rating
- 4.5/5
- Reviews
- 140
- Age
- 1y ago

CGD Super Bros Costume Set with Hat Mustache Suspenders for Halloween Instant Dress Up Kit for Cosplay & Christmas
- Price
- $19.85
- Rating
- 4.6/5
- Reviews
- 45
- Age
- 6mo ago
Trending
estimated 90-day click momentum
Nintendo Super Mario Brothers Boys Long Sleeve Onesie Zip Coverall with Hoodie Luigi Cosplay Zip Up Onesie for Kids (Green and Blue Size 14/16)
- Price
- $38.57
- Rating
- 4.8/5
- Reviews
- 246
- Age
- 1y ago

Super Mario Kids Baseball Cap & Sunglasses with UV Protection Adjustable Sun Hat Gaming Gifts for Boys Ages 614 (Green Super Mario)
- Price
- $20.86
- Rating
- 4.7/5
- Reviews
- 146
- Age
- 6mo ago

Super Mario Kids Baseball Cap & Sunglasses with UV Protection Adjustable Sun Hat Gaming Gifts for Boys Ages 614 (Red Super Mario)
- Price
- $25.06
- Rating
- 4.7/5
- Reviews
- 146
- Age
- 6mo ago

Nintendo Super Mario Bomber Jacket for Boys Mario and Luigi Bomber Jacket (Bros. Blue Size 5/6)
- Price
- $40.53
- Rating
- 4.8/5
- Reviews
- 2,481
- Age
- 3y ago

Mavoka Plumber Costume for Kids Shirt Overalls Glove Boys Halloween Party Cosplay 7-8 Years Green
- Price
- $23.29
- Rating
- 4.4/5
- Reviews
- 91
- Age
- 2y ago
Newest
by launch date
CGD Super Bros Costume Set with Hat Mustache Suspenders for Halloween Instant Dress Up Kit for Cosplay & Christmas
- Price
- $19.85
- Rating
- 4.6/5
- Reviews
- 45
- Age
- 6mo ago

Super Mario Kids Baseball Cap & Sunglasses with UV Protection Adjustable Sun Hat Gaming Gifts for Boys Ages 614 (Green Super Mario)
- Price
- $20.86
- Rating
- 4.7/5
- Reviews
- 146
- Age
- 6mo ago

Super Mario Kids Baseball Cap & Sunglasses with UV Protection Adjustable Sun Hat Gaming Gifts for Boys Ages 614 (Red Super Mario)
- Price
- $25.06
- Rating
- 4.7/5
- Reviews
- 146
- Age
- 6mo ago

Humairc Super Bros Hats Accessories Set Mary Luigy Caps Mustaches Suspenders Gloves Buttons Halloween Cosplay Costume (GREEN&RED&SUSPENDER)
- Price
- $24.78
- Rating
- 4.6/5
- Reviews
- 227
- Age
- 1y ago

QRT Super Bros Costume Kit with Hat Mustaches Suspenders Gloves Buttons ang Glasses frame for Halloween Cosplay and Christmas (red&green)
- Price
- $22.71
- Rating
- 4.5/5
- Reviews
- 140
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 47% of clicks. Leaders hold, but buyers still shop past them.
Brands
11 rising
Sellers
49
Est. top-5 brand share
78%
Top 20: 100%
Est. top-5 click share
47%
Top 20: 96%
Open market
16%
- Nintendo30%
- Disguise22%
- Mavoka12%
- QRT8%
- CGD7%
- Get Trend7%
- Open — no brand owns it (5 brands, 16%)
Demand
Mario and Luigi Costumes Kids search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Sep, Oct · busiest ÷ quietest = 86.6×
Search terms
Top Mario and Luigi Costumes Kids search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- mario and luigi costume kids27K/yr
- kids mario and luigi costume4K/yr
- mario luigi costume kids2K/yr
Reviews and returns
What reviews say buyers love and hate about Mario and Luigi Costumes Kids
We read the reviews and the return reasons for every product selling here.
“Too small”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
18 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Mario and Luigi Costumes Kids questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









