Plunger Gun slot: RTP and max win
Plunger Gun is a medium-volatility slot by concrete gaming on Stake Engine, released 22 Sep 2026. Its base game returns 96.29%, above the median Engine slot (96.02%) and higher than 61% of them. The top payout is 12,500× the bet; from a base spin it lands about once every 3,999,984 spins. It has 5 bonus buys priced at 50× to 1,000× the bet; the best returns 96.29%, so each buy costs 1.86× the bet on average over the long run. It is the No. 4067 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× | 96.29% | 12,500× | 1 in 3,999,984 | 1 in 5.45 | 1 in 12 | 0.04× base | Simulate |
| Bonus Hunt | Boosted spin | 2.00× | 96.29% | 12,500× | 1 in 171,945 | 1 in 5.23 | 1 in 20 | 0.07× base | Simulate |
| Plunger Featurespins | Boosted spin | 15× | 96.29% | 12,500× | 1 in 999,992 | 1 in 1.06 | 1 in 3.18 | 0.56× base | Simulate |
| Explosive Plunger Featurespins | Bonus buy | 50× | 96.29% | 12,500× | 1 in 477,803 | 1 in 1.47 | 1 in 2.72 | 1.86× base | Simulate |
| Long Flush | Bonus buy | 100× | 96.29% | 12,500× | 1 in 307,204 | 1 in 1.08 | 1 in 2.77 | 3.71× base | Simulate |
| Short Flush | Bonus buy | 200× | 96.29% | 12,500× | 1 in 331,969 | 1 in 1.10 | 1 in 2.69 | 7.42× base | Simulate |
| Mystery Reveal | Bonus buy | 300× | 96.29% | 12,500× | 1 in 25,432 | 1 in 3.06 | 1 in 6.27 | 11.13× base | Simulate |
| Epic Bonus | Bonus buy | 1,000× | 96.29% | 12,500× | 1 in 3,061 | 1 in 1.17 | 1 in 3.07 | 37.10× base | Simulate |
Work out the cost of Plunger Gun 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 | |
|---|---|---|
| v2 | 96.290% | Active |
Frequently asked
What is the RTP of Plunger Gun?
Base spins return 96.29% of the amount wagered over the long run, from the published outcome table for version 2. All 5 of its bonus buys return 96.29%.
What is the max win in Plunger Gun and how likely is it?
The top payout is 12,500× the base bet. On a base spin it lands 1 in 3,999,984 spins. In the Explosive Plunger Featurespins buy (50×) 12,500× lands 1 in 477,803 buys.
Does Plunger Gun have a bonus buy, and what does it cost?
Yes, 5 buy modes. Explosive Plunger Featurespins: 50× the base bet, 96.29% RTP, an expected cost of 1.86× the base bet per buy. Long Flush: 100× the base bet, 96.29% RTP, an expected cost of 3.71× the base bet per buy. Short Flush: 200× the base bet, 96.29% RTP, an expected cost of 7.42× the base bet per buy. Mystery Reveal: 300× the base bet, 96.29% RTP, an expected cost of 11.13× the base bet per buy. Epic Bonus: 1,000× the base bet, 96.29% RTP, an expected cost of 37.10× the base bet per buy.
Is Plunger Gun high or low volatility?
Medium. Its base-mode standard deviation is 13.6× 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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