Sonar Salvage slot: RTP and max win
Sonar Salvage is a medium-volatility slot by WildCatch Studio on Stake Engine, released 4 Nov 2026. Its base game returns 96.00%, below the median Engine slot (96.02%). The top payout is 50,000× the bet, bigger than 97% of Engine slots; from a base spin it lands about once every 9,090,980 spins. It has 3 bonus buys priced at 110× to 850× the bet; the best returns 96.00%, so each buy costs 4.40× the bet on average over the long run. It is the No. 6611 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 v3. "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% | 50,000× | 1 in 9,090,980 | 1 in 3.57 | 1 in 4.85 | 0.04× base | Simulate |
| Boost | Boosted spin | 2.00× | 96.00% | 50,000× | 1 in 2,318,039 | 1 in 4.15 | 1 in 8.92 | 0.08× base | Simulate |
| Feature Spin | Boosted spin | 5.00× | 96.00% | 50,000× | 1 in 2,000,003 | – | 1 in 3.21 | 0.20× base | Simulate |
| Bonus Descent | Bonus buy | 110× | 96.00% | 50,000× | 1 in 454,546 | every round | 1 in 3.23 | 4.40× base | Simulate |
| Bonus Seabed | Bonus buy | 290× | 96.00% | 50,000× | 1 in 172,414 | every round | 1 in 3.08 | 11.60× base | Simulate |
| Bonus Trench | Bonus buy | 850× | 96.00% | 50,000× | 1 in 58,824 | every round | 1 in 3.68 | 34.00× base | Simulate |
Work out the cost of Sonar Salvage 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 | |
|---|---|---|
| v3 | 96.000% | Active |
Frequently asked
What is the RTP of Sonar Salvage?
Base spins return 96.00% of the amount wagered over the long run, from the published outcome table for version 3. All 3 of its bonus buys return 96.00%.
What is the max win in Sonar Salvage and how likely is it?
The top payout is 50,000× the base bet. On a base spin it lands 1 in 9,090,980 spins. In the Bonus Descent buy (110×) 50,000× lands 1 in 454,546 buys.
Does Sonar Salvage have a bonus buy, and what does it cost?
Yes, 3 buy modes. Bonus Descent: 110× the base bet, 96.00% RTP, an expected cost of 4.40× the base bet per buy. Bonus Seabed: 290× the base bet, 96.00% RTP, an expected cost of 11.60× the base bet per buy. Bonus Trench: 850× the base bet, 96.00% RTP, an expected cost of 34.00× the base bet per buy.
Is Sonar Salvage high or low volatility?
Medium. Its base-mode standard deviation is 20.2× 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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