Persephone Pact slot: RTP and max win
Persephone Pact is a high-volatility slot by Chatty Labs on Stake Engine, released 29 Oct 2026. Its base game returns 96.20%, above the median Engine slot (96.02%) and higher than 57% of them. The top payout is 50,000× the bet, bigger than 97% of Engine slots; from a base spin it lands about once every 10,460,994 spins. It has 5 bonus buys priced at 40× to 1,000× the bet; the best returns 96.20%, so each buy costs 1.52× the bet on average over the long run. It is the No. 1061 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 v2. "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× | 96.20% | 50,000× | 1 in 10,460,994 | 1 in 3.80 | 1 in 16 | 0.04× base | Simulate |
| Hellfire | Boosted spin | 3.00× | 96.20% | 50,000× | 1 in 2,903,097 | 1 in 3.67 | 1 in 28 | 0.11× base | Simulate |
| Seed Storm | Bonus buy | 40× | 96.20% | 50,000× | 1 in 2,000,000 | – | 1 in 4.30 | 1.52× base | Simulate |
| Asphodel Fields | Bonus buy | 100× | 96.20% | 50,000× | 1 in 1,000,000 | – | 1 in 2.50 | 3.80× base | Simulate |
| The Styx | Bonus buy | 300× | 96.20% | 50,000× | 1 in 200,000 | – | 1 in 3.75 | 11.40× base | Simulate |
| Charons Obol | Bonus buy | 350× | 96.20% | 50,000× | 1 in 12,473 | 1 in 1.43 | 1 in 4.07 | 13.30× base | Simulate |
| Persephones Hunt | Bonus buy | 1,000× | 96.20% | 50,000× | 1 in 2,000 | 1 in 3.99 | 1 in 3.99 | 38.00× base | Simulate |
Work out the cost of Persephone Pact 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 | |
|---|---|---|
| v2 | 96.200% | Active |
Frequently asked
What is the RTP of Persephone Pact?
Base spins return 96.20% of the amount wagered over the long run, from the published outcome table for version 2. All 5 of its bonus buys return 96.20%.
What is the max win in Persephone Pact and how likely is it?
The top payout is 50,000× the base bet. On a base spin it lands 1 in 10,460,994 spins. In the Seed Storm buy (40×) 50,000× lands 1 in 2,000,000 buys.
Does Persephone Pact have a bonus buy, and what does it cost?
Yes, 5 buy modes. Seed Storm: 40× the base bet, 96.20% RTP, an expected cost of 1.52× the base bet per buy. Asphodel Fields: 100× the base bet, 96.20% RTP, an expected cost of 3.80× the base bet per buy. The Styx: 300× the base bet, 96.20% RTP, an expected cost of 11.40× the base bet per buy. Charons Obol: 350× the base bet, 96.20% RTP, an expected cost of 13.30× the base bet per buy. Persephones Hunt: 1,000× the base bet, 96.20% RTP, an expected cost of 38.00× the base bet per buy.
Is Persephone Pact high or low volatility?
High. Its base-mode standard deviation is 36.2× 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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