fake knife
Skip itPrices mostly outside the sweet spot ($6.07–$12.14) — this niche doesn't clear our bar today.
Review moat
Good640.29avg incumbent reviews — the moat a new listing must climb
Returns
Good2.5%return rate — above 6% kills the launch gate
Brand share
Good68%top-5 brand share — brands hold most of the demand
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Market size
Good$305K$305K/yr · 963K searches
Conversion
Okay3.5%search→purchase rate — share of searches ending in a sale
Competition
Okay68%top-5 click share — leaders hold, buyers still browse
Avg price
Okay$8.94avg listing price — sweet spot $15–$100
Growth
Bad-24.8%90-day search growth — must beat 0% to launch
Price range
Bad$6.07–$12.14cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
The top 5 products take 68% of clicks — established leaders, but buyers still shop beyond them.Brands
12 flat
Sellers
25
Top-5 brand share
68%
Open market
25%
- GUDVES31%
- Myersmas15%
- GYQMBT8%
- EPDPLAY7%
- Boao7%
- Sumind6%
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
Retractable Magic Trick Prop Knife Fake Knife False Trick Gadget Toy Disappearing Dagger Plastic Halloween Fools Day Party Trick Costume Knife (3 PCS A)
GUDVES$8.114.3★1,253 rev

Myersmas 2 Pack Classic Knife for Halloween Horror Movie Cosplay Horror Props
Myersmas$9.064.6★578 rev

GYQMBT Fake Knife 2PCS Silver Halloween Classic Knife Horror Movie Cosplay for Halloween costume
GYQMBT$8.644.6★350 rev

Boao 4 Pieces Retractable Fake Knife Retractable Prop Knife False Trick Joke Gadget Toy Disappearing Dagger Fake Plastic Blade for Halloween Costume Fools Day Party
Boao$8.634.2★2,274 rev

Wendy Mall 2 PCS Retractable Knife Joke Trick Halloween Props Toy Disappearing Dagger Fake Plastic Blade Magic Toy
Wendy Mall$6.073.9★510 rev
Newest
by launch date
Sumind 4 Pieces Retractable Fake Knife Retractable Prop Knife Fake Dagger Joke Prank Props Trick Disappear Plastic Blade Gag Magic Toy for Halloween Fools Day (Mixed Style)
Sumind$9.11443 rev

EPDPLAY 2 PCS Prop Knife - Halloween Realistic Kills Butcher Prank Props Costume Fake Knife Accessories for Halloween Horror Party Role PlayingGray
EPDPLAY$10.4318 rev

ZUADOKL Fake Knife Prop 2Pcs Halloween Kills Butcher Knife Prop Horror Movie Cosplay Costume Prop for Halloween (2Pcs)
ZUADOKL$8.16136 rev

EPDPLAY Prop Knife - Halloween Realistic Kills Butcher Prank Props Costume Fake Knife Accessories for Halloween Horror Party Role PlayingGray
EPDPLAY$10.3297 rev

PETBSNVB 2pcs Fidget Claw Knife 3D Gravity Knife Toy 3D Gravity Plastic Switchblade Printed Printing Knife Carrot Knife Sensory Knife Fidget Toys for Kids & Adults Anxiety Stress Relief Toy
PETBSNVB$8.16639 rev
Trending
90-day click momentum
Sumind 4 Pieces Retractable Fake Knife Retractable Prop Knife Fake Dagger Joke Prank Props Trick Disappear Plastic Blade Gag Magic Toy for Halloween Fools Day (Mixed Style)
Sumind$9.114.3★

Myersmas 2 Pack Classic Knife for Halloween Horror Movie Cosplay Horror Props
Myersmas$9.064.6★

EPDPLAY 2 PCS Prop Knife - Halloween Realistic Kills Butcher Prank Props Costume Fake Knife Accessories for Halloween Horror Party Role PlayingGray
EPDPLAY$10.434.4★

ZJoey 9 Pack Retractable Fake Knife Retractable Knife Halloween Props Fake Plastic Blades for Halloween April Fools Party(9 Pcs Style A)
ZJoey$12.143.9★

ZUADOKL Fake Knife Prop 2Pcs Halloween Kills Butcher Knife Prop Horror Movie Cosplay Costume Prop for Halloween (2Pcs)
ZUADOKL$8.164.6★
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -24.8% search growth over the last 90 days.Peak months: Oct, Nov · busiest ÷ quietest = 6.9×
Reviews
What buyers praise and complain about, mined from review topics.What buyers love
“Really fun”
“Good for the price”
“Works as expected”
“Great Show Prop”
“Not too heavy”
“Good size”
“They seem pretty durable too”
“They function well, moving smoothly and consistently”
“The plastic is pretty good material”
“My 10 year old nephew loved these for a Christmas gift”
What buyers complain about
“Broke first use”
“this probably isnt the quality you desire”
“very flimsy”
“The tip is honestly a little sharper than I anticipated”
“one is a little more loose”
“Very noisy and cheap quality”
“Kids lose interest before the anyways”
“They are a typical plastic so doing real damage isn't really possible”
“The only thing I wish was different was it is quite lightweight”