Inkborn slot: RTP and max win
Inkborn is a low-volatility slot by TSUKI GAMES on Stake Engine, released 17 Aug 2026. Its base game returns 95.94%, below the median Engine slot (96.02%). The top payout is 10,000× the bet; from a base spin it lands about once every 10,000,000 spins. It has 3 bonus buys priced at 100× to 200× the bet; the best returns 96.15%, so each buy costs 5.78× the bet on average over the long run. It is the No. 5666 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 v23. "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× | 95.94% | 10,000× | 1 in 10,000,000 | 1 in 2.66 | 1 in 7.01 | 0.04× base | Simulate |
| Double Chance | Boosted spin | 2.00× | 95.96% | 10,000× | 1 in 10,000,000 | 1 in 2.66 | 1 in 12 | 0.08× base | Simulate |
| Bonus 3 | Bonus buy | 100× | 95.93% | 10,000× | 1 in 10,000,000 | 1 in 1.15 | 1 in 8.74 | 4.07× base | Simulate |
| Storm | Bonus buy | 150× | 96.15% | 10,000× | 1 in 10,000,000 | 1 in 1.29 | 1 in 6.93 | 5.78× base | Simulate |
| Bonus 4 | Bonus buy | 200× | 96.02% | 10,000× | 1 in 10,000,000 | 1 in 1.09 | 1 in 8.05 | 7.95× 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 | |
|---|---|---|
| v23 | 95.942% | Active |
| v22 | 95.942% |
Frequently asked
What is the RTP of Inkborn?
Base spins return 95.94% of the amount wagered over the long run, from the published outcome table for version 23. Its bonus buys return between 95.93% and 96.15%.
What is the max win in Inkborn and how likely is it?
The top payout is 10,000× the base bet. On a base spin it lands 1 in 10,000,000 spins. In the Storm buy (150×) 10,000× lands 1 in 10,000,000 buys.
Does Inkborn have a bonus buy, and what does it cost?
Yes, 3 buy modes. Bonus 3: 100× the base bet, 95.93% RTP, an expected cost of 4.07× the base bet per buy. Storm: 150× the base bet, 96.15% RTP, an expected cost of 5.78× the base bet per buy. Bonus 4: 200× the base bet, 96.02% RTP, an expected cost of 7.95× the base bet per buy.
Is Inkborn high or low volatility?
Low. Its base-mode standard deviation is 11.8× 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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