Grim Warden slot: RTP and max win
Grim Warden is a medium-volatility slot by Skullcreek Gaming on Stake Engine, released 2 Nov 2026. Its base game returns 96.70%, above the median Engine slot (96.02%) and higher than 85% of them. The top payout is 100,000× the bet, bigger than 100% of Engine slots; from a base spin it lands about once every 30,000,003 spins. It has 6 bonus buys priced at 50× to 500× the bet; the best returns 96.70%, so each buy costs 1.65× the bet on average over the long run. It is the No. 1022 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× | 96.70% | 100,000× | 1 in 30,000,003 | 1 in 4.17 | 1 in 11 | 0.03× base | Simulate |
| Bonus Enhancer | Boosted spin | 1.50× | 96.70% | 100,000× | 1 in 19,999,996 | 1 in 4.62 | 1 in 26 | 0.05× base | Simulate |
| Epic Bonus Enhancer | Boosted spin | 1.90× | 96.70% | 100,000× | 1 in 19,999,996 | 1 in 4.62 | 1 in 28 | 0.06× base | Simulate |
| Warden Spin | Bonus buy | 50× | 96.70% | 50,000× | 1 in 150,000 | 1 in 1.94 | 1 in 7.43 | 1.65× base | Simulate |
| Bonus | Bonus buy | 100× | 96.01% | 100,000× | 1 in 6,000 | – | 1 in 4.79 | 3.99× base | Simulate |
| Random Bonus | Bonus buy | 125× | 96.01% | 100,000× | 1 in 3,500 | 1 in 1.96 | 1 in 4.43 | 4.99× base | Simulate |
| Wild Curse | Bonus buy | 180× | 96.70% | 20,000× | 1 in 1,800 | – | 1 in 3.71 | 5.94× base | Simulate |
| Super Bonus | Bonus buy | 250× | 96.01% | 100,000× | 1 in 2,500 | – | 1 in 4.06 | 9.98× base | Simulate |
| Epic Bonus | Bonus buy | 500× | 96.01% | 100,000× | 1 in 2,500 | – | 1 in 3.39 | 19.95× base | Simulate |
Work out the cost of Grim Warden 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 | 96.699% | Active |
Frequently asked
What is the RTP of Grim Warden?
Base spins return 96.70% of the amount wagered over the long run, from the published outcome table for version 1. Its bonus buys return between 96.01% and 96.70%.
What is the max win in Grim Warden and how likely is it?
The top payout is 100,000× the base bet. On a base spin it lands 1 in 30,000,003 spins. In the Warden Spin buy (50×) 50,000× lands 1 in 150,000 buys.
Does Grim Warden have a bonus buy, and what does it cost?
Yes, 6 buy modes. Warden Spin: 50× the base bet, 96.70% RTP, an expected cost of 1.65× the base bet per buy. Bonus: 100× the base bet, 96.01% RTP, an expected cost of 3.99× the base bet per buy. Random Bonus: 125× the base bet, 96.01% RTP, an expected cost of 4.99× the base bet per buy. Wild Curse: 180× the base bet, 96.70% RTP, an expected cost of 5.94× the base bet per buy. Super Bonus: 250× the base bet, 96.01% RTP, an expected cost of 9.98× the base bet per buy. Epic Bonus: 500× the base bet, 96.01% RTP, an expected cost of 19.95× the base bet per buy.
Is Grim Warden high or low volatility?
Medium. Its base-mode standard deviation is 22.2× 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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