Gems slot: RTP and max win
Gems is a high-volatility slot by Titan Gaming on Stake Engine, released 27 Aug 2025. Its base game returns 96.34%, above the median Engine slot (96.02%) and higher than 64% of them. The top payout is 40,000× the bet, bigger than 84% of Engine slots. It has 5 bonus buys priced at 50× to 500× the bet; the best returns 96.34%, so each buy costs 1.83× the bet on average over the long run. It is the No. 311 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 v4. "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× | 96.34% | 20,000× | 1 in 2,202,367 | 1 in 8.81 | 1 in 13 | 0.04× base | Simulate |
| Ante | Boosted spin | 2.00× | 96.34% | 20,000× | 1 in 1,516,666 | 1 in 8.50 | 1 in 20 | 0.07× base | Simulate |
| Special Spin | Bonus buy | 50× | 96.34% | 20,000× | 1 in 23,059 | 1 in 1.23 | 1 in 3.85 | 1.83× base | Simulate |
| Bonus1 | Bonus buy | 150× | 96.34% | 20,000× | 1 in 29,749 | 1 in 1.03 | 1 in 3.55 | 5.49× base | Simulate |
| Bonus1Battle | Bonus buy | 150× | 96.34% | 21,998× | 1 in 1,030,075,082 | 1 in 1.96 | 1 in 3.54 | 5.49× base | Simulate |
| Bonus2 | Bonus buy | 500× | 96.34% | 20,000× | 1 in 11,175 | every round | 1 in 3.56 | 18.30× base | Simulate |
| Bonus2Battle | Bonus buy | 500× | 96.34% | 40,000× | 1 in 25,380,633 | 1 in 1.99 | 1 in 2.81 | 18.30× base | Simulate |
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 | |
|---|---|---|
| v4 | 96.340% | Active |
| v3 | 96.340% |
Frequently asked
What is the RTP of Gems?
Base spins return 96.34% of the amount wagered over the long run, from the published outcome table for version 4. All 5 of its bonus buys return 96.34%.
What is the max win in Gems and how likely is it?
The top payout is 40,000× the base bet. On a base spin the top payout of 20,000× lands 1 in 2,202,367 spins. In the Special Spin buy (50×) 20,000× lands 1 in 23,059 buys.
Does Gems have a bonus buy, and what does it cost?
Yes, 5 buy modes. Special Spin: 50× the base bet, 96.34% RTP, an expected cost of 1.83× the base bet per buy. Bonus1: 150× the base bet, 96.34% RTP, an expected cost of 5.49× the base bet per buy. Bonus1Battle: 150× the base bet, 96.34% RTP, an expected cost of 5.49× the base bet per buy. Bonus2: 500× the base bet, 96.34% RTP, an expected cost of 18.30× the base bet per buy. Bonus2Battle: 500× the base bet, 96.34% RTP, an expected cost of 18.30× the base bet per buy.
Is Gems high or low volatility?
High. Its base-mode standard deviation is 28.8× 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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