Block Pop slot: RTP and max win
Block Pop is a medium-volatility slot by Bubi Play on Stake Engine, released 1 Nov 2026. Its base game returns 96.50%, above the median Engine slot (96.02%) and higher than 66% of them. The top payout is 20,000× the bet, bigger than 59% of Engine slots. It has 2 bonus buys priced at 100× to 400× 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. 2573 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 6,268,644 | 1 in 1.65 | 1 in 6.57 | 0.04× base | Simulate |
| Star | Boosted spin | 2.00× | 96.50% | 20,000× | 1 in 5,000,000 | 1 in 1.41 | 1 in 11 | 0.07× base | Simulate |
| Prism | Boosted spin | 10× | 96.50% | 20,000× | 1 in 700,222 | 1 in 1.17 | 1 in 25 | 0.35× base | Simulate |
| Fever | Bonus buy | 100× | 96.50% | 20,000× | 1 in 200,000 | – | 1 in 3.68 | 3.50× base | Simulate |
| Mega | Bonus buy | 400× | 96.50% | 20,000× | 1 in 12,169 | – | 1 in 3.55 | 14.00× 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 Block Pop?
Base spins return 96.50% of the amount wagered over the long run, from the published outcome table for version 1. All 2 of its bonus buys return 96.50%.
What is the max win in Block Pop and how likely is it?
The top payout is 20,000× the base bet. On a base spin the top payout of 10,000× lands 1 in 6,268,644 spins. In the Fever buy (100×) 20,000× lands 1 in 200,000 buys.
Does Block Pop have a bonus buy, and what does it cost?
Yes, 2 buy modes. Fever: 100× the base bet, 96.50% RTP, an expected cost of 3.50× the base bet per buy. Mega: 400× the base bet, 96.50% RTP, an expected cost of 14.00× the base bet per buy.
Is Block Pop 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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