Skybreaker slot: RTP and max win
Skybreaker is a high-volatility slot by Foxen Studios on Stake Engine, released 4 Sep 2026. Its base game returns 93.05%, below the median Engine slot (96.02%). The top payout is 25,000× the bet, bigger than 81% of Engine slots; from a base spin it lands about once every 10,005,313 spins. It has 4 bonus buys priced at 50× to 250× the bet; the best returns 93.05%, so each buy costs 3.48× the bet on average over the long run. It is the No. 6527 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 v7. "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× | 93.05% | 25,000× | 1 in 10,005,313 | 1 in 5.00 | 1 in 8.73 | 0.07× base | Simulate |
| Hunt | Boosted spin | 3.00× | 93.05% | 25,000× | 1 in 3,333,736 | 1 in 4.88 | 1 in 20 | 0.21× base | Simulate |
| Wild Spin | Bonus buy | 50× | 93.05% | 25,000× | 1 in 99,781 | 1 in 1.52 | 1 in 13 | 3.48× base | Simulate |
| Bonus3 | Bonus buy | 100× | 93.05% | 25,000× | 1 in 50,000 | 1 in 1.01 | 1 in 3.89 | 6.95× base | Simulate |
| Bonus4 | Bonus buy | 200× | 93.05% | 25,000× | 1 in 25,000 | 1 in 1.01 | 1 in 3.85 | 13.90× base | Simulate |
| Random Bonus | Bonus buy | 250× | 93.05% | 25,000× | 1 in 20,000 | 1 in 1.01 | 1 in 4.61 | 17.38× 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 | |
|---|---|---|
| v7 | 93.050% | Active |
Frequently asked
What is the RTP of Skybreaker?
Base spins return 93.05% of the amount wagered over the long run, from the published outcome table for version 7. All 4 of its bonus buys return 93.05%.
What is the max win in Skybreaker and how likely is it?
The top payout is 25,000× the base bet. On a base spin it lands 1 in 10,005,313 spins. In the Wild Spin buy (50×) 25,000× lands 1 in 99,781 buys.
Does Skybreaker have a bonus buy, and what does it cost?
Yes, 4 buy modes. Wild Spin: 50× the base bet, 93.05% RTP, an expected cost of 3.48× the base bet per buy. Bonus3: 100× the base bet, 93.05% RTP, an expected cost of 6.95× the base bet per buy. Bonus4: 200× the base bet, 93.05% RTP, an expected cost of 13.90× the base bet per buy. Random Bonus: 250× the base bet, 93.05% RTP, an expected cost of 17.38× the base bet per buy.
Is Skybreaker high or low volatility?
High. Its base-mode standard deviation is 44.2× 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.
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