megan costume
Skip itA small market ($0/yr) — this niche doesn't clear our bar today.
Review moat
Incredible81.79avg incumbent reviews — the moat a new listing must climb
Avg price
Incredible$32.46avg listing price — sweet spot $15–$100
Price range
Incredible$16.15–$57.48cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Competition
Okay67%top-5 click share — leaders hold, buyers still browse
Growth
Okay+2.8%90-day search growth — must beat 0% to launch
Brand share
Bad93%top-5 brand share — brand-locked demand
Market size
Bad$0$0/yr · 190K searches
Conversion
Bad0.0%search→purchase rate — share of searches ending in a sale
Returns
Bad15.7%return rate — above 6% kills the launch gate
Competition
The top 5 products take 67% of clicks — established leaders, but buyers still shop beyond them.Brands
8 falling
Sellers
20
Top-5 brand share
93%
Open market
3%
- Stciqok35%
- Rubies33%
- Tempura13%
- Wopgrty7%
- Spirit Halloween5%
- EchoElce4%
- Open — no brand owns it (2 brands, 3%)
Product shelf
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 14 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Rubies at Party City M3GAN Costume Dress for Kids Girls Costume M3GAN Medium
Rubies$42.154.3★312 rev
Stciqok Girls Halloween Dress 2 Pieces Horror Doll Cosplay Costumes Kids Party Dress Carnival Outfit Beige Large
Stciqok$26.464.4★62 rev
Tempura Women Halloween M3gan Princess Dress Long Sleeve Roleplay School Uniform Horror Movie Costumes (Adult Dress Set XL)
Tempura$38.303.8★19 rev
Stciqok Girls Halloween Dress 2 Pieces Horror Doll Cosplay Costumes Kids Party Dress Carnival Outfit Beige Small
Stciqok$27.694.4★62 rev
Rubies at Party City M3GAN: Costume Dress for Adults Womens XL
Rubies$42.354.0★122 rev
Newest
by launch date
Wopgrty 5 Pcs Halloween Horror Movie Costume Halloween Party Cosplay for Women Bow Ties Socks Sleeves Wigs Bags Halloween Accessories
Wopgrty$16.478 rev
miccostumes Womens Costume Doll Cosplay Fullset Dress Top Bow tie with Belt (L)
miccostumes$36.080 rev
EchoElce 4 Pcs Halloween Horror Movie Costume Accessories for Girls Bow Tie White Tight Socks Striped Arm Sleeves Wig for Halloween Cosplay Party
EchoElce$16.153 rev
Tempura Women Halloween M3gan Princess Dress Long Sleeve Roleplay School Uniform Horror Movie Costumes (Adult Dress Set XL)
Tempura$38.3019 rev
Stciqok Girls Halloween Dress 2 Pieces Horror Doll Cosplay Costumes Kids Party Dress Carnival Outfit Beige Large
Stciqok$26.4662 rev
Trending
90-day click momentumTempura Women Halloween M3gan Princess Dress Long Sleeve Roleplay School Uniform Horror Movie Costumes (Adult Dress Set XL)
Tempura$38.303.8★
Stciqok Girls Halloween Dress 2 Pieces Horror Doll Cosplay Costumes Kids Party Dress Carnival Outfit Beige Medium
Stciqok$27.864.4★
Stciqok Girls Halloween Dress 2 Pieces Horror Doll Cosplay Costumes Kids Party Dress Carnival Outfit Beige Small
Stciqok$27.694.4★
Stciqok Girls Halloween Dress 2 Pieces Horror Doll Cosplay Costumes Kids Party Dress Carnival Outfit Beige Large
Stciqok$26.464.4★
miccostumes Womens Costume Doll Cosplay Fullset Dress Top Bow tie with Belt (L)
miccostumes$36.080.0★
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +2.8% search growth over the last 90 days.Peak months: Sep, Oct · busiest ÷ quietest = 105.6×
Reviews
What buyers praise and complain about, mined from review topics.What buyers love
“It let's you breathe through it”
“Exactly as described”
“Exactly as described and fit perfectly”
What buyers complain about
“I was unsure about sizing”