Croak and Bones slot: RTP and max win
Croak and Bones is a medium-volatility slot by ChopChop Studios on Stake Engine, released 24 Aug 2026. Its base game returns 96.00%, below the median Engine slot (96.02%). The top payout is 30,000× the bet, bigger than 83% of Engine slots; from a base spin it lands about once every 8,000,000 spins. It has 4 bonus buys priced at 80× to 300× the bet; the best returns 96.00%, so each buy costs 3.20× the bet on average over the long run. It is the No. 3170 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 v6. "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% | 30,000× | 1 in 8,000,000 | 1 in 3.87 | 1 in 6.47 | 0.04× base | Simulate |
| Extra Chance | Boosted spin | 1.50× | 96.00% | 30,000× | 1 in 8,000,000 | 1 in 3.90 | 1 in 9.94 | 0.06× base | Simulate |
| Graveyard Shift | Bonus buy | 80× | 96.00% | 30,000× | 1 in 8,000,000 | every round | 1 in 2.90 | 3.20× base | Simulate |
| Mystery Feature | Bonus buy | 175× | 96.00% | 30,000× | 1 in 8,000,000 | every round | 1 in 2.72 | 7.00× base | Simulate |
| Phantom March | Bonus buy | 180× | 96.00% | 30,000× | 1 in 8,000,000 | every round | 1 in 2.71 | 7.20× base | Simulate |
| Total Possession | Bonus buy | 300× | 96.00% | 30,000× | 1 in 8,000,000 | every round | 1 in 2.19 | 12.00× base | Simulate |
Work out the cost of Croak and Bones 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 | |
|---|---|---|
| v6 | 96.000% | Active |
Frequently asked
What is the RTP of Croak and Bones?
Base spins return 96.00% of the amount wagered over the long run, from the published outcome table for version 6. All 4 of its bonus buys return 96.00%.
What is the max win in Croak and Bones and how likely is it?
The top payout is 30,000× the base bet. On a base spin it lands 1 in 8,000,000 spins. In the Graveyard Shift buy (80×) 30,000× lands 1 in 8,000,000 buys.
Does Croak and Bones have a bonus buy, and what does it cost?
Yes, 4 buy modes. Graveyard Shift: 80× the base bet, 96.00% RTP, an expected cost of 3.20× the base bet per buy. Mystery Feature: 175× the base bet, 96.00% RTP, an expected cost of 7.00× the base bet per buy. Phantom March: 180× the base bet, 96.00% RTP, an expected cost of 7.20× the base bet per buy. Total Possession: 300× the base bet, 96.00% RTP, an expected cost of 12.00× the base bet per buy.
Is Croak and Bones high or low volatility?
Medium. Its base-mode standard deviation is 17.4× 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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