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slay the spire board game

Skip it

A small market ($10K/yr) — this niche doesn't clear our bar today.

Market size 2Growth 10Conversion 17Competition 22Returns 87Price range 94Avg price 95Brand share 39Review moat 40Quality gap 19

Avg price

Incredible£27.02

avg listing price — sweet spot $15–$100

Price range

Great£14.10–£62.15

cheapest to priciest tracked listing — scored on the share inside $15–$100

Returns

Great1.4%

return rate — above 5% kills the launch gate

Review moat

Okay2,484.7

avg incumbent reviews — the moat a new listing must climb

Brand share

Okay82%

top-5 brand share — brands hold most of the demand

Competition

Bad74%

top-5 click share — a locked-up shelf

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Conversion

Bad1.4%

search→purchase rate — share of searches ending in a sale

Growth

Bad-29.2%

90-day search growth — must beat 0% to launch

Market size

Bad£10K

£10K/yr · 27K searches

According to Flapen's Amazon United Kingdom niche tracking, slay the spire board game is a £10K/yr Amazon United Kingdom market (27K searches/yr). The top 5 brands hold 82% of demand. Verdict: Skip it — 33/100.

Data updated Jul 23, 2026 · scored weekly · How we score niches

slay the spire board game market data

Units sold / yr
750–1K
avg 0–100/product
Revenue / yr
£20K–£27K
units × avg price
Conversion rate
1.4%
Avg BSR
#2,566
Page quality
0%
Prime
70%
Sponsored
60%
Out of stock
10.0%
Avg brand age
45 months
Avg seller age
186 days

Competition & brand share

The top 5 products capture 74% of clicks — a locked-up shelf that new listings rarely crack.

Brands

9 rising

Sellers

57

Top-5 brand share

82%

Top 20: 100%

Top-5 click share

74%

Top 20: 100%

Open market

12%

  • CUTTE39%
  • Unstable Games15%
  • Generic11%
  • Goliath9%
  • Asmodee8%
  • Greater Than Games6%
  • Open — no brand owns it (3 brands, 12%)

Demand

Weekly Amazon search volume, last 13 weeks — -29.2% search growth over the last 90 days.
600400Spike '26Apr '26May '26May '26Jun '26Jun '26Jul '26Jul '26

Top slay the spire board game products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%4%£3908%£78112%£1K16%£2K1001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)3 products missing review or click data not plotted

All 10 tracked products in this niche — three views at once, no toggling.

What buyers say about slay the spire board game

What buyers praise and complain about, mined from review topics.

What buyers love

Fun/Entertainment Experience45%

“Fun game”

Trivia Games11%

“For me, a great board game is one where you get to make meaningful decisions”

Gifting Purpose10%

“Gift for the person”

Quality-Overall9%

“good quality cards”

Ease Of Use6%

“Easy to pick up and very enjoyable”

Advertised Vs Actual Product4%

“We are big gamers and this is addictive and very playable”

Assembly/Installation3%

“Assembly was easy and straightforward, and everything made sense once it was laid out”

Value For Money2%

“Brilliant value for money”

Instructions/User Manual/Troubleshooting2%

“Easy tutorial videos available”

Design-Overall1%

“you realise just how well designed it is”

What buyers complain about

Instructions/User Manual/Troubleshooting18%

“The rules are not written well”

Value For Money15%

“could have been cheaper”

Quality-Overall10%

“Feels cheap”

Strength10%

“Excellent game in a flimsy version”

Durability10%

“The board became tatty”

Assembly/Installation5%

“Thought was going to be hard to set up and understand”

Adhesion/Stickiness3%

“residual adhesive off”

Size-Overall3%

“The board itself is quite large”

Top return reasons

Gifting Purpose33%
Product Condition14%
Quality-Overall11%
Defective Material/Parts11%
Functionality-Overall6%
Value For Money5%
Advertised Vs Actual Product5%
Water Resistance4%
Adhesion/Stickiness4%
Size-Overall2%

Common questions

Is slay the spire board game profitable to sell on Amazon United Kingdom?
The niche generates £10K/yr across 10 tracked products. 0 of 3 products launched in the last 360 days are still selling. 90-day search growth is -29.2%. Flapen's verdict: Skip it (33/100).
How competitive is the slay the spire board game niche?
9 brands and 57 sellers compete. The top 5 products take 74% of clicks and top 5 brands hold 82% of demand.
What do buyers complain about in slay the spire board game?
Top complaints mined from reviews: Instructions/User Manual/Troubleshooting, Value For Money, Quality-Overall. The return rate is 1.4%.
What does it cost to enter the slay the spire board game niche?
Listings span £14.10–£62.15; the average listing price is £27.02 (sweet spot $15–$100). The average incumbent carries 2,485 reviews — the moat a new listing must climb.