Rampage Extreme slot: RTP and max win
Rampage Extreme is a high-volatility slot by Lucky Bastards Studio on Stake Engine, released 17 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 5,000× the bet; from a base spin it lands about once every 45,455 spins. It has 3 bonus buys priced at 100× to 500× the bet; the best returns 96.50%, so each buy costs 8.75× the bet on average over the long run. It is the No. 3627 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% | 5,000× | 1 in 45,455 | 1 in 4.55 | 1 in 27 | 0.04× base | Simulate |
| Vault Crack | Bonus buy | 100× | 96.50% | 5,000× | 1 in 5,000 | – | 1 in 2.94 | 3.50× base | Simulate |
| Smash Mode | Bonus buy | 250× | 96.50% | 5,000× | 1 in 2,000 | – | 1 in 2.94 | 8.75× base | Simulate |
| Rage Mode | Bonus buy | 500× | 96.20% | 5,000× | 1 in 912 | – | 1 in 2.92 | 19.00× base | Simulate |
Work out the cost of Rampage Extreme 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 | |
|---|---|---|
| v1 | 96.500% | Active |
Frequently asked
What is the RTP of Rampage Extreme?
Base spins return 96.50% of the amount wagered over the long run, from the published outcome table for version 1. Its bonus buys return between 96.20% and 96.50%.
What is the max win in Rampage Extreme and how likely is it?
The top payout is 5,000× the base bet. On a base spin it lands 1 in 45,455 spins. In the Smash Mode buy (250×) 5,000× lands 1 in 2,000 buys.
Does Rampage Extreme have a bonus buy, and what does it cost?
Yes, 3 buy modes. Vault Crack: 100× the base bet, 96.50% RTP, an expected cost of 3.50× the base bet per buy. Smash Mode: 250× the base bet, 96.50% RTP, an expected cost of 8.75× the base bet per buy. Rage Mode: 500× the base bet, 96.20% RTP, an expected cost of 19.00× the base bet per buy.
Is Rampage Extreme high or low volatility?
High. Its base-mode standard deviation is 26.7× 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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