El Jefe slot: RTP and max win
El Jefe is a medium-volatility slot by HDS on Stake Engine, released 25 Aug 2026. Its base game returns 96.32%, above the median Engine slot (96.02%) and higher than 63% of them. The top payout is 10,000× the bet; from a base spin it lands about once every 1,000,000 spins. It has 6 bonus buys priced at 100× to 250× the bet; the best returns 96.32%, so each buy costs 3.68× the bet on average over the long run. It is the No. 6887 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 v4. "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× | 96.32% | 10,000× | 1 in 1,000,000 | 1 in 2.63 | 1 in 5.06 | 0.04× base | Simulate |
| Base 1024 | Base spin | 1.00× | 96.32% | 10,000× | 1 in 1,000,000 | 1 in 2.63 | 1 in 5.06 | 0.04× base | Simulate |
| Base 3125 | Base spin | 1.00× | 96.32% | 10,000× | 1 in 1,000,000 | 1 in 2.63 | 1 in 5.06 | 0.04× base | Simulate |
| Bonus | Bonus buy | 100× | 96.32% | 10,000× | 1 in 10,000 | 1 in 1.11 | 1 in 2.42 | 3.68× base | Simulate |
| Bonus 1024 | Bonus buy | 100× | 96.32% | 10,000× | 1 in 10,000 | 1 in 1.11 | 1 in 2.42 | 3.68× base | Simulate |
| Bonus 3125 | Bonus buy | 100× | 96.32% | 10,000× | 1 in 10,000 | 1 in 1.11 | 1 in 2.42 | 3.68× base | Simulate |
| Milo Pick | Bonus buy | 150× | 96.32% | 10,000× | 1 in 10,000 | 1 in 1.11 | 1 in 2.42 | 5.52× base | Simulate |
| Mystery Showdown El Jefe | Bonus buy | 250× | 96.32% | 10,000× | 1 in 10,000 | 1 in 2.08 | 1 in 2.08 | 9.20× base | Simulate |
| Mystery Showdown Loco | Bonus buy | 250× | 96.32% | 10,000× | 1 in 10,000 | 1 in 2.08 | 1 in 2.08 | 9.20× 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 | |
|---|---|---|
| v4 | 96.320% | Active |
Frequently asked
What is the RTP of El Jefe?
Base spins return 96.32% of the amount wagered over the long run, from the published outcome table for version 4. All 6 of its bonus buys return 96.32%.
What is the max win in El Jefe and how likely is it?
The top payout is 10,000× the base bet. On a base spin it lands 1 in 1,000,000 spins. In the Bonus buy (100×) 10,000× lands 1 in 10,000 buys.
Does El Jefe have a bonus buy, and what does it cost?
Yes, 6 buy modes. Bonus: 100× the base bet, 96.32% RTP, an expected cost of 3.68× the base bet per buy. Bonus 1024: 100× the base bet, 96.32% RTP, an expected cost of 3.68× the base bet per buy. Bonus 3125: 100× the base bet, 96.32% RTP, an expected cost of 3.68× the base bet per buy. Milo Pick: 150× the base bet, 96.32% RTP, an expected cost of 5.52× the base bet per buy. Mystery Showdown El Jefe: 250× the base bet, 96.32% RTP, an expected cost of 9.20× the base bet per buy. Mystery Showdown Loco: 250× the base bet, 96.32% RTP, an expected cost of 9.20× the base bet per buy.
Is El Jefe high or low volatility?
Medium. Its base-mode standard deviation is 16.6× 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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