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Mahjong Plates
Worth a lookShows a thin review moat (60 avg reviews), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Review moat
Incredible59.62avg incumbent reviews — the moat a new listing must climb
Brand share
Incredible35%top-5 brand share — no brand owns this niche
Competition
Great30%top-5 click share — an open shelf
Returns
Great1.6%return rate — above 5% kills the launch gate
Avg price
Good$14.66avg listing price — sweet spot $15–$100
Conversion
Good6.6%search→purchase rate — share of searches ending in a sale
Growth
Good+48.5%90-day search growth — must beat 0% to launch
Price range
Good$6.47–$24.10cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Bad4.6★avg incumbent rating — lower means beatable quality
Market size
Bad$58K$58K/yr · 60K searches