Katana Clash slot: RTP and max win
Katana Clash is a high-volatility slot by Voyage Entertainment on Stake Engine, released 22 Aug 2026. Its base game returns 96.00%, below the median Engine slot (96.02%). The top payout is 25,000× the bet, bigger than 81% of Engine slots; from a base spin it lands about once every 833,019 spins. It has 7 bonus buys priced at 30× to 650× the bet; the best returns 96.00%, so each buy costs 1.20× the bet on average over the long run. It is the No. 2492 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 v3. "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% | 25,000× | 1 in 833,019 | 1 in 2.89 | 1 in 9.99 | 0.04× base | Simulate |
| Ante 3x Bonus Chance | Boosted spin | 2.00× | 96.00% | 25,000× | 1 in 426,911 | 1 in 2.87 | 1 in 17 | 0.08× base | Simulate |
| Feature Spin Vs | Bonus buy | 30× | 96.00% | 25,000× | 1 in 27,967 | 1 in 1.46 | 1 in 7.24 | 1.20× base | Simulate |
| Bonus Regular | Bonus buy | 100× | 96.00% | 25,000× | 1 in 8,481 | every round | 1 in 4.16 | 4.00× base | Simulate |
| Bonus Alliance Regular | Bonus buy | 120× | 96.00% | 25,000× | 1 in 6,938 | every round | 1 in 4.66 | 4.80× base | Simulate |
| Bonus Super | Bonus buy | 300× | 96.00% | 25,000× | 1 in 5,000 | 1 in 1.02 | 1 in 5.83 | 12.00× base | Simulate |
| Bonus Alliance Super | Bonus buy | 350× | 96.00% | 25,000× | 1 in 3,715 | 1 in 1.02 | 1 in 5.74 | 14.00× base | Simulate |
| Bonus Epic | Bonus buy | 500× | 96.00% | 25,000× | 1 in 4,660 | 1 in 1.01 | 1 in 4.41 | 20.00× base | Simulate |
| Bonus Alliance Epic | Bonus buy | 650× | 96.00% | 25,000× | 1 in 2,708 | 1 in 1.01 | 1 in 3.90 | 26.00× base | Simulate |
Work out the cost of Katana Clash 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 | |
|---|---|---|
| v3 | 96.000% | Active |
Frequently asked
What is the RTP of Katana Clash?
Base spins return 96.00% of the amount wagered over the long run, from the published outcome table for version 3. All 7 of its bonus buys return 96.00%.
What is the max win in Katana Clash and how likely is it?
The top payout is 25,000× the base bet. On a base spin it lands 1 in 833,019 spins. In the Feature Spin Vs buy (30×) 25,000× lands 1 in 27,967 buys.
Does Katana Clash have a bonus buy, and what does it cost?
Yes, 7 buy modes. Feature Spin Vs: 30× the base bet, 96.00% RTP, an expected cost of 1.20× the base bet per buy. Bonus Regular: 100× the base bet, 96.00% RTP, an expected cost of 4.00× the base bet per buy. Bonus Alliance Regular: 120× the base bet, 96.00% RTP, an expected cost of 4.80× the base bet per buy. Bonus Super: 300× the base bet, 96.00% RTP, an expected cost of 12.00× the base bet per buy. Bonus Alliance Super: 350× the base bet, 96.00% RTP, an expected cost of 14.00× the base bet per buy. Bonus Epic: 500× the base bet, 96.00% RTP, an expected cost of 20.00× the base bet per buy. Bonus Alliance Epic: 650× the base bet, 96.00% RTP, an expected cost of 26.00× the base bet per buy.
Is Katana Clash high or low volatility?
High. Its base-mode standard deviation is 33.8× 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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