Paper duel slot: RTP and max win
Paper duel is a medium-volatility slot by VOIDMOON on Stake Engine, released 1 Aug 2026. Its base game returns 96.70%, above the median Engine slot (96.02%) and higher than 96% of them. The top payout is 20,000× the bet, bigger than 59% of Engine slots. It has 4 bonus buys priced at 50× to 1,000× the bet; the best returns 96.70%, so each buy costs 1.65× the bet on average over the long run. It is the No. 6735 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 v11. "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× | 96.70% | 10,000× | 1 in 1,999,996 | 1 in 4.00 | 1 in 10 | 0.03× base | Simulate |
| Dragoon | Bonus buy | 50× | 96.70% | 20,000× | 1 in 8,323 | 1 in 2.46 | 1 in 13 | 1.65× base | Simulate |
| Tournament | Bonus buy | 100× | 96.70% | 20,000× | 1 in 499,994 | every round | 1 in 5.81 | 3.30× base | Simulate |
| Carton T24 | Bonus buy | 250× | 96.70% | 20,000× | 1 in 2,083 | – | 1 in 3.97 | 8.25× base | Simulate |
| Onepunch | Bonus buy | 1,000× | 96.70% | 20,000× | 1 in 681 | – | 1 in 4.39 | 33.00× 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 | |
|---|---|---|
| v11 | 96.703% | Active |
Frequently asked
What is the RTP of Paper duel?
Base spins return 96.70% of the amount wagered over the long run, from the published outcome table for version 11. All 4 of its bonus buys return 96.70%.
What is the max win in Paper duel and how likely is it?
The top payout is 20,000× the base bet. On a base spin the top payout of 10,000× lands 1 in 1,999,996 spins. In the Dragoon buy (50×) 20,000× lands 1 in 8,323 buys.
Does Paper duel have a bonus buy, and what does it cost?
Yes, 4 buy modes. Dragoon: 50× the base bet, 96.70% RTP, an expected cost of 1.65× the base bet per buy. Tournament: 100× the base bet, 96.70% RTP, an expected cost of 3.30× the base bet per buy. Carton T24: 250× the base bet, 96.70% RTP, an expected cost of 8.25× the base bet per buy. Onepunch: 1,000× the base bet, 96.70% RTP, an expected cost of 33.00× the base bet per buy.
Is Paper duel high or low volatility?
Medium. Its base-mode standard deviation is 22.5× 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.
Slots with similar math to Paper duel
Matched on volatility, max win, RTP and whether there's a bonus buy. Not on theme.
CatsBeast RTP96.70%Max win20,000×Volatility
Cuck CluckSpinner Labs RTP96.70%Max win20,000×Volatility
Candy FortuneBolly Studios RTP96.70%Max win20,000×Volatility
Flying KittiesBlackout Studios RTP96.70%Max win20,000×Volatility
RETRO SHARKKontrolleur RTP96.60%Max win20,000×Volatility
Frostmane CitadelMIIX Games RTP96.70%Max win20,000×Volatility