Koban Strike slot: RTP and max win
Koban Strike is a medium-volatility slot by Tinex Games on Stake Engine, released 8 Sep 2026. Its base game returns 95.00%, below the median Engine slot (96.02%). The top payout is 10,000× the bet; from a base spin it lands about once every 12,000,000 spins. It has 3 bonus buys priced at 100× to 300× the bet; the best returns 95.00%, so each buy costs 5.00× the bet on average over the long run. It is the No. 5543 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× | 95.00% | 10,000× | 1 in 12,000,000 | 1 in 1.72 | 1 in 7.91 | 0.05× base | Simulate |
| Ante | Boosted spin | 3.00× | 95.00% | 10,000× | 1 in 2,000,000 | 1 in 1.72 | 1 in 24 | 0.15× base | Simulate |
| Loot Run | Bonus buy | 100× | 95.00% | 10,000× | 1 in 120,000 | 1 in 1.08 | 1 in 3.20 | 5.00× base | Simulate |
| Charged Loot Run | Bonus buy | 200× | 95.00% | 10,000× | 1 in 11,000 | 1 in 1.04 | 1 in 3.43 | 10.00× base | Simulate |
| Prime Loot Run | Bonus buy | 300× | 95.00% | 10,000× | 1 in 3,500 | 1 in 1.03 | 1 in 3.51 | 15.00× base | Simulate |
Work out the cost of Koban Strike 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 | 95.000% | Active |
Frequently asked
What is the RTP of Koban Strike?
Base spins return 95.00% of the amount wagered over the long run, from the published outcome table for version 1. All 3 of its bonus buys return 95.00%.
What is the max win in Koban Strike and how likely is it?
The top payout is 10,000× the base bet. On a base spin it lands 1 in 12,000,000 spins. In the Loot Run buy (100×) 10,000× lands 1 in 120,000 buys.
Does Koban Strike have a bonus buy, and what does it cost?
Yes, 3 buy modes. Loot Run: 100× the base bet, 95.00% RTP, an expected cost of 5.00× the base bet per buy. Charged Loot Run: 200× the base bet, 95.00% RTP, an expected cost of 10.00× the base bet per buy. Prime Loot Run: 300× the base bet, 95.00% RTP, an expected cost of 15.00× the base bet per buy.
Is Koban Strike high or low volatility?
Medium. Its base-mode standard deviation is 14.4× 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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