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lego 42159
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Great1.0%return rate — above 5% kills the launch gate
Avg price
Great€85.34avg listing price — sweet spot $15–$100
Review moat
Great421avg incumbent reviews — the moat a new listing must climb
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Price range
Okay€15.95–€235.09cheapest to priciest tracked listing — scored on the share inside $15–$100
Conversion
Bad1.6%search→purchase rate — share of searches ending in a sale
Growth
Bad-19.9%90-day search growth — must beat 0% to launch
Competition
Bad82%top-5 click share — a locked-up shelf
Market size
Bad€18K€18K/yr · 13K searches
Brand share
Bad100%top-5 brand share — brand-locked demand
Signals High Price