Bro Bump slot: RTP and max win
Bro Bump is a low-volatility slot by Bro Games on Stake Engine, released 10 Sep 2026. Its base game returns 96.50%, above the median Engine slot (96.02%) and higher than 66% of them. The top payout is 10,000× the bet; from a base spin it lands about once every 12,500,012 spins. It has 5 bonus buys priced at 100× to 200× the bet; the best returns 96.50%, so each buy costs 3.50× the bet on average over the long run. It is the No. 2253 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 v1. "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× | 96.50% | 10,000× | 1 in 12,500,012 | 1 in 3.32 | 1 in 7.13 | 0.04× base | Simulate |
| Ante | Boosted spin | 1.25× | 96.50% | 10,000× | 1 in 10,000,005 | 1 in 3.35 | 1 in 8.30 | 0.04× base | Simulate |
| Super Ante | Boosted spin | 1.50× | 96.50% | 10,000× | 1 in 7,499,993 | 1 in 3.67 | 1 in 12 | 0.05× base | Simulate |
| Bonus | Bonus buy | 100× | 96.50% | 10,000× | 1 in 499,998 | 1 in 1.16 | 1 in 3.54 | 3.50× base | Simulate |
| Bonus Random | Bonus buy | 128× | 96.50% | 10,000× | 1 in 301,900 | 1 in 1.13 | 1 in 3.54 | 4.48× base | Simulate |
| Bonus Double | Bonus buy | 150× | 96.50% | 10,000× | 1 in 200,000 | 1 in 1.12 | 1 in 3.67 | 5.25× base | Simulate |
| Bonus Triple | Bonus buy | 200× | 96.50% | 10,000× | 1 in 60,000 | 1 in 1.10 | 1 in 4.04 | 7.00× base | Simulate |
| Maxwin Ante | Bonus buy | 200× | 96.50% | 10,000× | 1 in 40,000 | 1 in 1.16 | 1 in 3.74 | 7.00× 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 | |
|---|---|---|
| v1 | 96.500% | Active |
Frequently asked
What is the RTP of Bro Bump?
Base spins return 96.50% of the amount wagered over the long run, from the published outcome table for version 1. All 5 of its bonus buys return 96.50%.
What is the max win in Bro Bump and how likely is it?
The top payout is 10,000× the base bet. On a base spin it lands 1 in 12,500,012 spins. In the Bonus buy (100×) 10,000× lands 1 in 499,998 buys.
Does Bro Bump have a bonus buy, and what does it cost?
Yes, 5 buy modes. Bonus: 100× the base bet, 96.50% RTP, an expected cost of 3.50× the base bet per buy. Bonus Random: 128× the base bet, 96.50% RTP, an expected cost of 4.48× the base bet per buy. Bonus Double: 150× the base bet, 96.50% RTP, an expected cost of 5.25× the base bet per buy. Bonus Triple: 200× the base bet, 96.50% RTP, an expected cost of 7.00× the base bet per buy. Maxwin Ante: 200× the base bet, 96.50% RTP, an expected cost of 7.00× the base bet per buy.
Is Bro Bump high or low volatility?
Low. Its base-mode standard deviation is 12.9× the bet, which puts it in the lowest 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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