Death Promise cover art

Death Promise slot: RTP and max win

By FAT CAT. Released 2 May 2026, math version 4.
High volatilityNo. 6416 most played this month

Death Promise is a high-volatility slot by FAT CAT on Stake Engine, released 2 May 2026. Its base game returns 96.00%, below the median Engine slot (96.02%). The top payout is 10,000× the bet; from a base spin it lands about once every 122,081 spins. It has 4 bonus buys priced at 20× to 1,000× the bet; the best returns 96.00%, so each buy costs 0.80× the bet on average over the long run. It is the No. 6416 most played Engine slot over the last 30 days.

Base RTP
96.00%
catalogue figure 96.000%
Max win
10,000×
of the base bet
Max win, base spins
1 in 122,081
10,000× top payout per spin
Base spin pays nothing
66.2%
of spins
Players, last 30 days
7
$99 wagered (Engine Insights)

Every mode, side by side

Costs are multiples of the base bet. Odds come from the published outcome table for v4. "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.

ModeTypeCostRTPMax winMax win oddsPays anythingReturns the costExpected cost per round
BaseBase spin1.00×96.00%10,000×1 in 122,0811 in 2.981 in 140.04× base Simulate
Base ExtraBoosted spin2.00×96.00%10,000×1 in 99,8591 in 2.821 in 210.08× base Simulate
Loaded SpinBonus buy20×96.00%10,000×1 in 82,8101 in 1.141 in 4.680.80× base Simulate
BonusBonus buy100×96.00%10,000×1 in 87,1011 in 1.121 in 4.294.00× base Simulate
Super BonusBonus buy250×96.00%10,000×1 in 75,3641 in 1.071 in 5.9310.00× base Simulate
Epic BonusBonus buy1,000×96.00%10,000×1 in 17,067–1 in 4.4440.00× base Simulate

Work out the cost of Death Promise 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.

VersionBase RTP
v496.000%Active

Frequently asked

What is the RTP of Death Promise?

Base spins return 96.00% of the amount wagered over the long run, from the published outcome table for version 4. All 4 of its bonus buys return 96.00%.

What is the max win in Death Promise and how likely is it?

The top payout is 10,000× the base bet. On a base spin it lands 1 in 122,081 spins. In the Loaded Spin buy (20×) 10,000× lands 1 in 82,810 buys.

Does Death Promise have a bonus buy, and what does it cost?

Yes, 4 buy modes. Loaded Spin: 20× the base bet, 96.00% RTP, an expected cost of 0.80× the base bet per buy. Bonus: 100× the base bet, 96.00% RTP, an expected cost of 4.00× the base bet per buy. Super Bonus: 250× the base bet, 96.00% RTP, an expected cost of 10.00× the base bet per buy. Epic Bonus: 1,000× the base bet, 96.00% RTP, an expected cost of 40.00× the base bet per buy.

Is Death Promise high or low volatility?

High. Its base-mode standard deviation is 39.3× 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 Death Promise

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