BLAST SHAFT 2K slot: RTP and max win
BLAST SHAFT 2K is a low-volatility slot by MINEWIN on Stake Engine, released 30 Oct 2026. The top payout is 21,548× the bet. It has 12 bonus buys priced at 50× to 3,815× the bet; the best returns 96.37%, so each buy costs 19× the bet on average over the long run. It is the No. 2246 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 v2. "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 | |
|---|---|---|---|---|---|---|---|---|---|
| High | Base spin | 1.00× | 96.20% | 10,200× | 1 in 8,418,061 | 1 in 1.07 | 1 in 20 | 0.04× base | Simulate |
| Low | Base spin | 1.00× | 96.19% | 1,220× | 1 in 8,418,061 | 1 in 1.07 | 1 in 4.60 | 0.04× base | Simulate |
| Medium | Base spin | 1.00× | 96.20% | 5,100× | 1 in 8,418,061 | 1 in 1.07 | 1 in 5.82 | 0.04× base | Simulate |
| High X10 | Boosted spin | 10× | 96.20% | 5,101× | 1 in 40,000 | – | 1 in 6.17 | 0.38× base | Simulate |
| Low X10 | Boosted spin | 10× | 96.19% | 1,229× | 1 in 40,000 | – | 1 in 3.66 | 0.38× base | Simulate |
| Medium X10 | Boosted spin | 10× | 96.20% | 2,556× | 1 in 40,000 | – | 1 in 4.94 | 0.38× base | Simulate |
| High X50 | Bonus buy | 50× | 96.20% | 5,241× | 1 in 20,000 | – | 1 in 5.25 | 1.90× base | Simulate |
| Low X50 | Bonus buy | 50× | 96.19% | 670× | 1 in 20,000 | – | 1 in 3.47 | 1.90× base | Simulate |
| Medium X50 | Bonus buy | 50× | 96.20% | 2,605× | 1 in 20,000 | – | 1 in 4.38 | 1.90× base | Simulate |
| High X100 | Bonus buy | 100× | 96.20% | 6,194× | 1 in 12,000 | – | 1 in 4.71 | 3.80× base | Simulate |
| Low X100 | Bonus buy | 100× | 96.19% | 745× | 1 in 12,000 | – | 1 in 3.45 | 3.81× base | Simulate |
| Medium X100 | Bonus buy | 100× | 96.20% | 2,857× | 1 in 12,000 | – | 1 in 3.99 | 3.80× base | Simulate |
| Medium Chain | Bonus buy | 409× | 96.30% | 21,548× | 1 in 12,000 | – | 1 in 4.29 | 15.12× base | Simulate |
| Medium Split | Bonus buy | 520× | 96.37% | 9,127× | 1 in 12,000 | – | 1 in 3.52 | 18.87× base | Simulate |
| Medium Blast500 | Bonus buy | 955× | 96.12% | 8,046× | 1 in 4,000 | – | 1 in 2.98 | 37.07× base | Simulate |
| Medium Deep | Bonus buy | 1,110× | 96.17% | 9,040× | 1 in 12,000 | – | 1 in 2.88 | 42.55× base | Simulate |
| Medium Blast1000 | Bonus buy | 1,910× | 96.12% | 13,475× | 1 in 3,000 | – | 1 in 2.87 | 74.15× base | Simulate |
| Medium Blast2000 | Bonus buy | 3,815× | 96.24% | 19,390× | 1 in 3,000 | – | 1 in 2.85 | 143.29× base | Simulate |
Work out the cost of BLAST SHAFT 2K 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 | |
|---|---|---|
| v2 | 96.197% | Active |
Frequently asked
What is the RTP of BLAST SHAFT 2K?
Base spins return 96.20% of the amount wagered over the long run, from the published outcome table for version 2. Its bonus buys return between 96.12% and 96.37%.
What is the max win in BLAST SHAFT 2K and how likely is it?
The top payout is 21,548× the base bet. On a base spin the top payout of 10,200× lands 1 in 8,418,061 spins. In the Medium Split buy (520×) 9,127× lands 1 in 12,000 buys.
Does BLAST SHAFT 2K have a bonus buy, and what does it cost?
Yes, 12 buy modes. High X50: 50× the base bet, 96.20% RTP, an expected cost of 1.90× the base bet per buy. Low X50: 50× the base bet, 96.19% RTP, an expected cost of 1.90× the base bet per buy. Medium X50: 50× the base bet, 96.20% RTP, an expected cost of 1.90× the base bet per buy. High X100: 100× the base bet, 96.20% RTP, an expected cost of 3.80× the base bet per buy. Low X100: 100× the base bet, 96.19% RTP, an expected cost of 3.81× the base bet per buy. Medium X100: 100× the base bet, 96.20% RTP, an expected cost of 3.80× the base bet per buy. Medium Chain: 409× the base bet, 96.30% RTP, an expected cost of 15.12× the base bet per buy. Medium Split: 520× the base bet, 96.37% RTP, an expected cost of 18.87× the base bet per buy. Medium Blast500: 955× the base bet, 96.12% RTP, an expected cost of 37.07× the base bet per buy. Medium Deep: 1,110× the base bet, 96.17% RTP, an expected cost of 42.55× the base bet per buy. Medium Blast1000: 1,910× the base bet, 96.12% RTP, an expected cost of 74.15× the base bet per buy. Medium Blast2000: 3,815× the base bet, 96.24% RTP, an expected cost of 143.29× the base bet per buy.
Is BLAST SHAFT 2K high or low volatility?
Low. Its base-mode standard deviation is 3.5× 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.