Lucky Mans Chamber slot: RTP and max win
Lucky Mans Chamber is a high-volatility slot by Titan Gaming on Stake Engine, released 7 Apr 2026. Its base game returns 96.01%, below the median Engine slot (96.02%). The top payout is 40,000× the bet, bigger than 84% of Engine slots. It has 9 bonus buys priced at 30× to 300× the bet; the best returns 96.01%, so each buy costs 1.20× the bet on average over the long run. It is the No. 411 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× | 96.01% | 20,000× | 1 in 1,109,066 | 1 in 5.91 | 1 in 9.59 | 0.04× base | Simulate |
| Ante | Boosted spin | 2.00× | 96.01% | 20,000× | 1 in 649,541 | 1 in 5.64 | 1 in 15 | 0.08× base | Simulate |
| Special Spin | Bonus buy | 30× | 96.01% | 20,000× | 1 in 66,105 | 1 in 2.02 | 1 in 3.66 | 1.20× base | Simulate |
| Bonus1 | Bonus buy | 100× | 96.01% | 20,000× | 1 in 16,272 | – | 1 in 4.46 | 3.99× base | Simulate |
| Bonus1Battle | Bonus buy | 100× | 96.01% | 40,000× | 1 in 85,309 | 1 in 2.48 | 1 in 2.97 | 3.99× base | Simulate |
| Bonus1Battle Extreme | Bonus buy | 100× | 96.01% | 40,000× | 1 in 22,667 | 1 in 10 | 1 in 10 | 3.99× base | Simulate |
| Bonus1Battle Hard | Bonus buy | 100× | 96.01% | 40,000× | 1 in 21,922 | 1 in 3.99 | 1 in 3.99 | 3.99× base | Simulate |
| Bonus2 | Bonus buy | 300× | 96.01% | 20,000× | 1 in 6,646 | – | 1 in 4.41 | 11.97× base | Simulate |
| Bonus2Battle | Bonus buy | 300× | 96.01% | 40,000× | 1 in 36,925 | 1 in 2.00 | 1 in 3.08 | 11.97× base | Simulate |
| Bonus2Battle Extreme | Bonus buy | 300× | 96.01% | 40,000× | 1 in 9,380 | 1 in 10 | 1 in 10 | 11.97× base | Simulate |
| Bonus2Battle Hard | Bonus buy | 300× | 96.01% | 40,000× | 1 in 9,599 | 1 in 4.01 | 1 in 4.01 | 11.97× base | Simulate |
Work out the cost of Lucky Mans Chamber 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 | 96.010% | Active |
Frequently asked
What is the RTP of Lucky Mans Chamber?
Base spins return 96.01% of the amount wagered over the long run, from the published outcome table for version 3. All 9 of its bonus buys return 96.01%.
What is the max win in Lucky Mans Chamber 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 1,109,066 spins. In the Special Spin buy (30×) 20,000× lands 1 in 66,105 buys.
Does Lucky Mans Chamber have a bonus buy, and what does it cost?
Yes, 9 buy modes. Special Spin: 30× the base bet, 96.01% RTP, an expected cost of 1.20× the base bet per buy. Bonus1: 100× the base bet, 96.01% RTP, an expected cost of 3.99× the base bet per buy. Bonus1Battle: 100× the base bet, 96.01% RTP, an expected cost of 3.99× the base bet per buy. Bonus1Battle Extreme: 100× the base bet, 96.01% RTP, an expected cost of 3.99× the base bet per buy. Bonus1Battle Hard: 100× the base bet, 96.01% RTP, an expected cost of 3.99× the base bet per buy. Bonus2: 300× the base bet, 96.01% RTP, an expected cost of 11.97× the base bet per buy. Bonus2Battle: 300× the base bet, 96.01% RTP, an expected cost of 11.97× the base bet per buy. Bonus2Battle Extreme: 300× the base bet, 96.01% RTP, an expected cost of 11.97× the base bet per buy. Bonus2Battle Hard: 300× the base bet, 96.01% RTP, an expected cost of 11.97× the base bet per buy.
Is Lucky Mans Chamber 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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