Fatal Error slot: RTP and max win
Fatal Error is a medium-volatility slot by Faulty Wiring Studios on Stake Engine, released 27 Oct 2026. Its base game returns 96.00%, below the median Engine slot (96.02%). The top payout is 65,535× the bet, bigger than 97% of Engine slots; from a base spin it lands about once every 65,535,001 spins. It has 5 bonus buys priced at 25× to 1,000× the bet; the best returns 96.00%, so each buy costs 1.00× the bet on average over the long run. It is the No. 4108 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× | 96.00% | 65,535× | 1 in 65,535,001 | 1 in 3.13 | 1 in 24 | 0.04× base | Simulate |
| Overclock | Boosted spin | 2.00× | 96.00% | 65,535× | 1 in 32,767,503 | 1 in 3.08 | 1 in 18 | 0.08× base | Simulate |
| Select All | Bonus buy | 25× | 96.00% | 119× | 1 in 13,858 | – | 1 in 2.92 | 1.00× base | Simulate |
| Breach | Bonus buy | 100× | 96.00% | 65,535× | 1 in 655,350 | every round | 1 in 2.50 | 4.00× base | Simulate |
| Trojan | Bonus buy | 300× | 96.00% | 65,535× | 1 in 218,450 | every round | 1 in 2.63 | 12.00× base | Simulate |
| Meltdown | Bonus buy | 400× | 96.00% | 65,535× | 1 in 163,838 | every round | 1 in 2.94 | 16.00× base | Simulate |
| Panic | Bonus buy | 1,000× | 96.00% | 65,535× | 1 in 65,535 | every round | 1 in 2.77 | 40.00× base | Simulate |
Work out the cost of Fatal Error 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 | 96.000% | Active |
Frequently asked
What is the RTP of Fatal Error?
Base spins return 96.00% of the amount wagered over the long run, from the published outcome table for version 5. All 5 of its bonus buys return 96.00%.
What is the max win in Fatal Error and how likely is it?
The top payout is 65,535× the base bet. On a base spin it lands 1 in 65,535,001 spins. In the Select All buy (25×) 119× lands 1 in 13,858 buys.
Does Fatal Error have a bonus buy, and what does it cost?
Yes, 5 buy modes. Select All: 25× the base bet, 96.00% RTP, an expected cost of 1.00× the base bet per buy. Breach: 100× the base bet, 96.00% RTP, an expected cost of 4.00× the base bet per buy. Trojan: 300× the base bet, 96.00% RTP, an expected cost of 12.00× the base bet per buy. Meltdown: 400× the base bet, 96.00% RTP, an expected cost of 16.00× the base bet per buy. Panic: 1,000× the base bet, 96.00% RTP, an expected cost of 40.00× the base bet per buy.
Is Fatal Error high or low volatility?
Medium. Its base-mode standard deviation is 14.2× 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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