Madame 1000 slot: RTP and max win
Madame 1000 is a medium-volatility slot by Atomic Play on Stake Engine, released 28 Mar 2026. Its base game returns 96.25%, above the median Engine slot (96.02%) and higher than 60% of them. The top payout is 30,000× the bet, bigger than 83% of Engine slots; from a base spin it lands about once every 10,000,000 spins. It has 6 bonus buys priced at 40× to 1,500× the bet; the best returns 96.25%, so each buy costs 1.50× the bet on average over the long run. It is the No. 2889 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 v5. "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× | 96.25% | 30,000× | 1 in 10,000,000 | 1 in 5.34 | 1 in 11 | 0.04× base | Simulate |
| Ante 5 | Boosted spin | 5.00× | 96.25% | 30,000× | 1 in 3,000,000 | 1 in 2.22 | 1 in 14 | 0.19× base | Simulate |
| One Spin 10x | Boosted spin | 5.00× | 96.25% | 1,528× | 1 in 2,313,916 | 1 in 1.90 | 1 in 9.58 | 0.19× base | Simulate |
| One Spin 100x | Bonus buy | 40× | 96.25% | 30,000× | 1 in 319,998 | 1 in 1.80 | 1 in 13 | 1.50× base | Simulate |
| Ante 50 | Bonus buy | 50× | 96.25% | 30,000× | 1 in 300,000 | 1 in 1.09 | 1 in 4.83 | 1.87× base | Simulate |
| Buy Bonus | Bonus buy | 100× | 96.25% | 30,000× | 1 in 13,873,368 | every round | 1 in 3.47 | 3.75× base | Simulate |
| One Spin 1000x | Bonus buy | 300× | 96.25% | 30,000× | 1 in 68,830 | 1 in 1.90 | 1 in 9.97 | 11.25× base | Simulate |
| Super Buy | Bonus buy | 1,000× | 96.25% | 30,000× | 1 in 1,483,616 | every round | 1 in 3.77 | 37.50× base | Simulate |
| One Spin 5000x | Bonus buy | 1,500× | 96.25% | 30,000× | 1 in 1,672 | 1 in 2.20 | 1 in 12 | 56.25× base | Simulate |
Work out the cost of Madame 1000 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 | |
|---|---|---|
| v5 | 96.250% | Active |
| v4 | 96.250% |
Frequently asked
What is the RTP of Madame 1000?
Base spins return 96.25% of the amount wagered over the long run, from the published outcome table for version 5. All 6 of its bonus buys return 96.25%.
What is the max win in Madame 1000 and how likely is it?
The top payout is 30,000× the base bet. On a base spin it lands 1 in 10,000,000 spins. In the One Spin 100x buy (40×) 30,000× lands 1 in 319,998 buys.
Does Madame 1000 have a bonus buy, and what does it cost?
Yes, 6 buy modes. One Spin 100x: 40× the base bet, 96.25% RTP, an expected cost of 1.50× the base bet per buy. Ante 50: 50× the base bet, 96.25% RTP, an expected cost of 1.87× the base bet per buy. Buy Bonus: 100× the base bet, 96.25% RTP, an expected cost of 3.75× the base bet per buy. One Spin 1000x: 300× the base bet, 96.25% RTP, an expected cost of 11.25× the base bet per buy. Super Buy: 1,000× the base bet, 96.25% RTP, an expected cost of 37.50× the base bet per buy. One Spin 5000x: 1,500× the base bet, 96.25% RTP, an expected cost of 56.25× the base bet per buy.
Is Madame 1000 high or low volatility?
Medium. Its base-mode standard deviation is 14.4× the bet, which puts it in the middle 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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