Ancient Clusters slot: RTP and max win
Ancient Clusters is a high-volatility slot by Taptic on Stake Engine, released 26 Apr 2026. Its base game returns 96.00%, below the median Engine slot (96.02%). The top payout is 10,000× the bet; from a base spin it lands about once every 145,092 spins. It has 4 bonus buys priced at 50× to 950× the bet; the best returns 96.05%, so each buy costs 38× the bet on average over the long run. It is the No. 5147 most played Engine slot over the last 30 days.
Every mode, side by side
Costs are multiples of the base bet. Odds come from the published outcome table for v3. "Returns the cost" counts rounds that pay back at least what the mode cost. Expected cost is cost × (1 − RTP): the average amount lost per round over the long run.
| Mode | Type | Cost | RTP | Max win | Max win odds | Pays anything | Returns the cost | Expected cost per round | |
|---|---|---|---|---|---|---|---|---|---|
| Base | Base spin | 1.00× | 96.00% | 10,000× | 1 in 145,092 | 1 in 2.32 | 1 in 5.44 | 0.04× base | Simulate |
| Extra Chance Ante | Boosted spin | 3.00× | 96.42% | 10,000× | 1 in 31,061 | 1 in 2.13 | 1 in 28 | 0.11× base | Simulate |
| Feature Ante | Bonus buy | 50× | 96.00% | 10,000× | 1 in 6,010 | 1 in 1.18 | 1 in 5.23 | 2.00× base | Simulate |
| Normal Bonus | Bonus buy | 100× | 96.00% | 10,000× | 1 in 1,175 | 1 in 1.38 | 1 in 7.92 | 4.00× base | Simulate |
| Super Bonus | Bonus buy | 250× | 96.00% | 10,000× | 1 in 393 | 1 in 1.04 | 1 in 6.36 | 10.00× base | Simulate |
| High Roller | Bonus buy | 950× | 96.05% | 10,000× | 1 in 11 | 1 in 2.03 | 1 in 11 | 37.56× base | Simulate |
Work out the cost of Ancient Clusters bonus buys at your bet size
Version history
Base-mode RTP per published math version. Older versions stay public in the fairness API, so changes can be checked.
| Version | Base RTP | |
|---|---|---|
| v3 | 96.000% | Active |
| v2 | 96.000% | |
| v1 | 96.000% |
Frequently asked
What is the RTP of Ancient Clusters?
Base spins return 96.00% of the amount wagered over the long run, from the published outcome table for version 3. Its bonus buys return between 96.00% and 96.05%.
What is the max win in Ancient Clusters and how likely is it?
The top payout is 10,000× the base bet. On a base spin it lands 1 in 145,092 spins. In the High Roller buy (950×) 10,000× lands 1 in 11 buys.
Does Ancient Clusters have a bonus buy, and what does it cost?
Yes, 4 buy modes. Feature Ante: 50× the base bet, 96.00% RTP, an expected cost of 2.00× the base bet per buy. Normal Bonus: 100× the base bet, 96.00% RTP, an expected cost of 4.00× the base bet per buy. Super Bonus: 250× the base bet, 96.00% RTP, an expected cost of 10.00× the base bet per buy. High Roller: 950× the base bet, 96.05% RTP, an expected cost of 37.56× the base bet per buy.
Is Ancient Clusters high or low volatility?
High. Its base-mode standard deviation is 43.3× the bet, which puts it in the highest third of Engine games. What volatility means.
Can I check that a result was fair?
Yes. Engine games use provably fair seeds. Once your server seed is revealed you can replay any round against the published outcome table. See how to verify a result.
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