Lab Breach slot: RTP and max win
Lab Breach is a high-volatility slot by Sunnie Gaming on Stake Engine, released 19 Oct 2026. Its base game returns 96.70%, above the median Engine slot (96.02%) and higher than 86% of them. The top payout is 20,000× the bet, bigger than 59% of Engine slots; from a base spin it lands about once every 4,999,977 spins. It has 4 bonus buys priced at 150× to 1,000× the bet; the best returns 96.70%, so each buy costs 4.95× the bet on average over the long run. It is the No. 88 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× | 96.70% | 20,000× | 1 in 4,999,977 | 1 in 5.00 | 1 in 26 | 0.03× base | Simulate |
| Ante | Boosted spin | 3.00× | 96.70% | 20,000× | 1 in 1,666,670 | 1 in 5.00 | 1 in 77 | 0.10× base | Simulate |
| Breach | Bonus buy | 150× | 96.70% | 20,000× | 1 in 6,944 | – | 1 in 5.49 | 4.95× base | Simulate |
| Unknown Sample | Bonus buy | 300× | 96.70% | 20,000× | 1 in 3,472 | – | 1 in 5.28 | 9.90× base | Simulate |
| Containment Failure | Bonus buy | 400× | 96.70% | 20,000× | 1 in 2,604 | – | 1 in 5.28 | 13.20× base | Simulate |
| Total Collapse | Bonus buy | 1,000× | 96.70% | 20,000× | 1 in 1,042 | – | 1 in 3.05 | 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 | |
|---|---|---|
| v2 | 96.700% | Active |
Frequently asked
What is the RTP of Lab Breach?
Base spins return 96.70% of the amount wagered over the long run, from the published outcome table for version 2. All 4 of its bonus buys return 96.70%.
What is the max win in Lab Breach and how likely is it?
The top payout is 20,000× the base bet. On a base spin it lands 1 in 4,999,977 spins. In the Breach buy (150×) 20,000× lands 1 in 6,944 buys.
Does Lab Breach have a bonus buy, and what does it cost?
Yes, 4 buy modes. Breach: 150× the base bet, 96.70% RTP, an expected cost of 4.95× the base bet per buy. Unknown Sample: 300× the base bet, 96.70% RTP, an expected cost of 9.90× the base bet per buy. Containment Failure: 400× the base bet, 96.70% RTP, an expected cost of 13.20× the base bet per buy. Total Collapse: 1,000× the base bet, 96.70% RTP, an expected cost of 33.00× the base bet per buy.
Is Lab Breach high or low volatility?
High. Its base-mode standard deviation is 39.2× 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.
Slots with similar math to Lab Breach
Matched on volatility, max win, RTP and whether there's a bonus buy. Not on theme.
Reef Drop 2Kek Studios RTP96.70%Max win20,000×Volatility
Da GuineaCipher Games RTP96.70%Max win20,000×Volatility
Feeding HourTwisted Soul Studios RTP96.68%Max win20,000×Volatility
Crown of ControlEnigma Studios RTP96.70%Max win20,000×Volatility
Snake TempleValkyrie RTP96.70%Max win20,000×Volatility
Cosmic MutationsOpenhand RTP96.70%Max win25,000×Volatility