Dr. Clanker slot: RTP and max win
Dr. Clanker is a high-volatility slot by Energi on Stake Engine, released 18 Oct 2026. Its base game returns 96.10%, above the median Engine slot (96.02%) and higher than 53% of them. The top payout is 40,000× the bet, bigger than 84% of Engine slots; from a base spin it lands about once every 4,999,989 spins. It has 4 bonus buys priced at 25× to 500× the bet; the best returns 96.10%, so each buy costs 0.98× the bet on average over the long run. It is the No. 925 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× | 96.10% | 40,000× | 1 in 4,999,989 | 1 in 4.31 | 1 in 10 | 0.04× base | Simulate |
| Power Surge | Boosted spin | 2.00× | 96.10% | 40,000× | 1 in 2,800,000 | 1 in 3.97 | 1 in 11 | 0.08× base | Simulate |
| Live Wire | Bonus buy | 25× | 96.10% | 40,000× | 1 in 500,000 | 1 in 1.38 | 1 in 5.19 | 0.98× base | Simulate |
| Free Spins | Bonus buy | 100× | 96.10% | 40,000× | 1 in 80,000 | 1 in 1.04 | 1 in 10 | 3.90× base | Simulate |
| Super Free Spins | Bonus buy | 300× | 96.10% | 40,000× | 1 in 60,000 | 1 in 1.04 | 1 in 7.90 | 11.70× base | Simulate |
| Mystery Bonus | Bonus buy | 500× | 96.10% | 40,000× | 1 in 22,523 | 1 in 1.04 | 1 in 4.95 | 19.50× base | Simulate |
Work out the cost of Dr. Clanker 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 | 96.100% | Active |
Frequently asked
What is the RTP of Dr. Clanker?
Base spins return 96.10% of the amount wagered over the long run, from the published outcome table for version 1. All 4 of its bonus buys return 96.10%.
What is the max win in Dr. Clanker and how likely is it?
The top payout is 40,000× the base bet. On a base spin it lands 1 in 4,999,989 spins. In the Live Wire buy (25×) 40,000× lands 1 in 500,000 buys.
Does Dr. Clanker have a bonus buy, and what does it cost?
Yes, 4 buy modes. Live Wire: 25× the base bet, 96.10% RTP, an expected cost of 0.98× the base bet per buy. Free Spins: 100× the base bet, 96.10% RTP, an expected cost of 3.90× the base bet per buy. Super Free Spins: 300× the base bet, 96.10% RTP, an expected cost of 11.70× the base bet per buy. Mystery Bonus: 500× the base bet, 96.10% RTP, an expected cost of 19.50× the base bet per buy.
Is Dr. Clanker high or low volatility?
High. Its base-mode standard deviation is 57.9× 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.
Slots with similar math to Dr. Clanker
Matched on volatility, max win, RTP and whether there's a bonus buy. Not on theme.
Laugh Track LootBlack Rift RTP96.05%Max win40,000×Volatility
SWAT SiegeBlack Rift RTP96.05%Max win40,000×Volatility
MOONTriedTestedLabs RTP96.00%Max win40,000×Volatility
Cake FiestaColorful Play RTP96.10%Max win50,000×Volatility
MoonLit EmpressHit Gaming RTP96.00%Max win50,000×Volatility
Gems of GreedEnergi RTP96.10%Max win50,000×Volatility