Octo's Lair slot: RTP and max win
Octo's Lair is a low-volatility slot by Shortcut Gaming on Stake Engine, released 23 Sep 2026. Its base game returns 96.70%, above the median Engine slot (96.02%) and higher than 85% 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 30,000,061 spins. It has 5 bonus buys priced at 50× to 290× 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. 2102 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 v1. "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% | 30,000× | 1 in 30,000,061 | 1 in 2.36 | 1 in 30 | 0.03× base | Simulate |
| Kraken Ante | Boosted spin | 3.00× | 96.70% | 30,000× | 1 in 30,000,077 | 1 in 2.20 | 1 in 25 | 0.10× base | Simulate |
| Lair | Bonus buy | 50× | 96.70% | 30,000× | 1 in 30,000,197 | – | 1 in 5.66 | 1.65× base | Simulate |
| Mystery Tide | Bonus buy | 90× | 96.70% | 30,000× | 1 in 30,000,181 | 1 in 2.00 | 1 in 3.01 | 2.97× base | Simulate |
| Deep Lair | Bonus buy | 165× | 96.70% | 30,000× | 1 in 30,000,197 | – | 1 in 5.03 | 5.45× base | Simulate |
| Kraken Storm | Bonus buy | 285× | 96.70% | 30,000× | 1 in 30,000,113 | – | 1 in 3.52 | 9.41× base | Simulate |
| Abyss | Bonus buy | 290× | 96.70% | 30,000× | 1 in 30,000,184 | – | 1 in 3.55 | 9.57× base | Simulate |
Work out the cost of Octo's Lair 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 | |
|---|---|---|
| v1 | 96.699% | Active |
Frequently asked
What is the RTP of Octo's Lair?
Base spins return 96.70% of the amount wagered over the long run, from the published outcome table for version 1. All 5 of its bonus buys return 96.70%.
What is the max win in Octo's Lair and how likely is it?
The top payout is 30,000× the base bet. On a base spin it lands 1 in 30,000,061 spins. In the Lair buy (50×) 30,000× lands 1 in 30,000,197 buys.
Does Octo's Lair have a bonus buy, and what does it cost?
Yes, 5 buy modes. Lair: 50× the base bet, 96.70% RTP, an expected cost of 1.65× the base bet per buy. Mystery Tide: 90× the base bet, 96.70% RTP, an expected cost of 2.97× the base bet per buy. Deep Lair: 165× the base bet, 96.70% RTP, an expected cost of 5.45× the base bet per buy. Kraken Storm: 285× the base bet, 96.70% RTP, an expected cost of 9.41× the base bet per buy. Abyss: 290× the base bet, 96.70% RTP, an expected cost of 9.57× the base bet per buy.
Is Octo's Lair high or low volatility?
Low. Its base-mode standard deviation is 8.8× the bet, which puts it in the lowest 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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