Fatal Exception slot: RTP and max win
Fatal Exception is a high-volatility slot by FootGaming on Stake Engine, released 2 Jul 2026. Its base game returns 95.92%, below the median Engine slot (96.02%). The top payout is 20,000× the bet, bigger than 59% of Engine slots; from a base spin it lands about once every 670,909 spins. It has 3 bonus buys priced at 100× to 500× the bet; the best returns 96.00%, so each buy costs 4.00× the bet on average over the long run. It is the No. 4868 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 v5. "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× | 95.92% | 20,000× | 1 in 670,909 | 1 in 4.63 | 1 in 9.52 | 0.04× base | Simulate |
| Ante | Boosted spin | 3.00× | 96.03% | 20,000× | 1 in 446,668 | 1 in 3.59 | 1 in 12 | 0.12× base | Simulate |
| Bonus Standard | Bonus buy | 100× | 96.00% | 20,000× | 1 in 62,610 | – | 1 in 3.85 | 4.00× base | Simulate |
| Bonus Random | Bonus buy | 500× | 95.98% | 20,000× | 1 in 920 | – | 1 in 5.34 | 20.09× base | Simulate |
| Bonus Super | Bonus buy | 500× | 96.00% | 20,000× | 1 in 3,903 | – | 1 in 5.48 | 20.00× base | Simulate |
Work out the cost of Fatal Exception 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 | |
|---|---|---|
| v5 | 95.921% | Active |
Frequently asked
What is the RTP of Fatal Exception?
Base spins return 95.92% of the amount wagered over the long run, from the published outcome table for version 5. Its bonus buys return between 95.98% and 96.00%.
What is the max win in Fatal Exception and how likely is it?
The top payout is 20,000× the base bet. On a base spin it lands 1 in 670,909 spins. In the Bonus Standard buy (100×) 20,000× lands 1 in 62,610 buys.
Does Fatal Exception have a bonus buy, and what does it cost?
Yes, 3 buy modes. Bonus Standard: 100× the base bet, 96.00% RTP, an expected cost of 4.00× the base bet per buy. Bonus Random: 500× the base bet, 95.98% RTP, an expected cost of 20.09× the base bet per buy. Bonus Super: 500× the base bet, 96.00% RTP, an expected cost of 20.00× the base bet per buy.
Is Fatal Exception high or low volatility?
High. Its base-mode standard deviation is 35.5× 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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