Black Ice slot: RTP and max win
Black Ice is a medium-volatility slot by Slate Studios on Stake Engine, released 7 Aug 2026. Its base game returns 96.00%, below the median Engine slot (96.02%). The top payout is 24,999× the bet, bigger than 60% of Engine slots. It has 3 bonus buys priced at 100× to 300× the bet; the best returns 96.00%, so each buy costs 4.00× the bet on average over the long run. It is the No. 6458 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 v4. "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% | 4,668× | 1 in 454,353 | 1 in 11 | 1 in 25 | 0.04× base | Simulate |
| Bonus | Bonus buy | 100× | 96.00% | 24,999× | 1 in 300,000 | – | 1 in 12 | 4.00× base | Simulate |
| Super | Bonus buy | 250× | 96.00% | 24,999× | 1 in 300,000 | – | 1 in 13 | 10.00× base | Simulate |
| Mystery | Bonus buy | 300× | 96.00% | 24,999× | 1 in 300,000 | – | 1 in 14 | 12.00× 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 | |
|---|---|---|
| v4 | 96.000% | Active |
Frequently asked
What is the RTP of Black Ice?
Base spins return 96.00% of the amount wagered over the long run, from the published outcome table for version 4. All 3 of its bonus buys return 96.00%.
What is the max win in Black Ice and how likely is it?
The top payout is 24,999× the base bet. On a base spin the top payout of 4,668× lands 1 in 454,353 spins. In the Bonus buy (100×) 24,999× lands 1 in 300,000 buys.
Does Black Ice have a bonus buy, and what does it cost?
Yes, 3 buy modes. Bonus: 100× the base bet, 96.00% RTP, an expected cost of 4.00× the base bet per buy. Super: 250× the base bet, 96.00% RTP, an expected cost of 10.00× the base bet per buy. Mystery: 300× the base bet, 96.00% RTP, an expected cost of 12.00× the base bet per buy.
Is Black Ice high or low volatility?
Medium. Its base-mode standard deviation is 24.5× 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.
Slots with similar math to Black Ice
Matched on volatility, max win, RTP and whether there's a bonus buy. Not on theme.
Full ChamberPhantom Interactive RTP96.00%Max win25,000×Volatility
Merchants HoardPhantom Interactive RTP96.00%Max win25,000×Volatility
WishfireMoonvault Games RTP96.00%Max win25,000×Volatility
Trash Bandits 1000Evil Eye Studio RTP96.00%Max win25,000×Volatility
Candy Crusade 1000xRabbit Gaming RTP96.00%Max win25,000×Volatility
Dead FantasyLT STUDIOS RTP96.00%Max win25,000×Volatility