Bank Riches slot: RTP and max win
Bank Riches is a high-volatility slot by Overheat Studio on Stake Engine, released 25 Jul 2026. Its base game returns 93.00%, below the median Engine slot (96.02%). The top payout is 25,000× the bet, bigger than 81% of Engine slots; from a base spin it lands about once every 2,500,000 spins. It has 3 bonus buys priced at 200× to 400× the bet; the best returns 93.00%, so each buy costs 14× the bet on average over the long run. It is the No. 6137 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 v7. "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× | 93.00% | 25,000× | 1 in 2,500,000 | 1 in 2.80 | 1 in 9.87 | 0.07× base | Simulate |
| Ante | Boosted spin | 3.00× | 93.00% | 25,000× | 1 in 833,334 | 1 in 1.80 | 1 in 84 | 0.21× base | Simulate |
| Superante | Boosted spin | 10× | 93.00% | 25,000× | 1 in 250,000 | 1 in 1.25 | 1 in 52 | 0.70× base | Simulate |
| Bonus | Bonus buy | 200× | 93.00% | 25,000× | 1 in 12,500 | – | 1 in 5.54 | 14.00× base | Simulate |
| Roulette | Bonus buy | 250× | 93.00% | 25,000× | 1 in 10,000 | 1 in 1.78 | 1 in 6.41 | 17.50× base | Simulate |
| Super | Bonus buy | 400× | 93.00% | 25,000× | 1 in 6,250 | – | 1 in 4.52 | 28.00× base | Simulate |
Work out the cost of Bank Riches 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 | |
|---|---|---|
| v7 | 93.000% | Active |
Frequently asked
What is the RTP of Bank Riches?
Base spins return 93.00% of the amount wagered over the long run, from the published outcome table for version 7. All 3 of its bonus buys return 93.00%.
What is the max win in Bank Riches and how likely is it?
The top payout is 25,000× the base bet. On a base spin it lands 1 in 2,500,000 spins. In the Bonus buy (200×) 25,000× lands 1 in 12,500 buys.
Does Bank Riches have a bonus buy, and what does it cost?
Yes, 3 buy modes. Bonus: 200× the base bet, 93.00% RTP, an expected cost of 14.00× the base bet per buy. Roulette: 250× the base bet, 93.00% RTP, an expected cost of 17.50× the base bet per buy. Super: 400× the base bet, 93.00% RTP, an expected cost of 28.00× the base bet per buy.
Is Bank Riches high or low volatility?
High. Its base-mode standard deviation is 32.9× 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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