ENCORE MORTIS cover art

ENCORE MORTIS slot: RTP and max win

By Grim Grin Studio. Released 5 Oct 2026, math version 7.
High volatilityNo. 528 most played this month

ENCORE MORTIS is a high-volatility slot by Grim Grin Studio on Stake Engine, released 5 Oct 2026. Its base game returns 96.00%, below the median Engine slot (96.02%). The top payout is 88,888× the bet, bigger than 97% of Engine slots; from a base spin it lands about once every 12,000,016 spins. It has 4 bonus buys priced at 100× to 750× the bet; the best returns 96.00%, so each buy costs 4.00× the bet on average over the long run. It is the No. 528 most played Engine slot over the last 30 days.

Base RTP
96.00%
catalogue figure 96.000%
Max win
88,888×
of the base bet
Max win, base spins
1 in 12,000,016
88,888× top payout per spin
Base spin pays nothing
84.7%
of spins
Players, last 30 days
2,194
$529K wagered (Engine Insights)

Every mode, side by side

Costs are multiples of the base bet. Odds come from the published outcome table for v7. "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%88,888×1 in 12,000,0161 in 6.511 in 140.04× base Simulate
AnteBoosted spin1.50×96.00%88,888×1 in 8,000,0001 in 7.271 in 180.06× base Simulate
Ante5Boosted spin5.00×96.00%88,888×1 in 2,400,0021 in 7.781 in 220.20× base Simulate
BonusBonus buy100×96.00%88,888×1 in 1,000,003every round1 in 6.284.00× base Simulate
MysteryBonus buy250×96.00%88,888×1 in 1,000,000every round1 in 1110.00× base Simulate
SuperBonus buy500×96.00%88,888×1 in 999,997every round1 in 7.3220.00× base Simulate
TroisBonus buy750×96.00%88,888×1 in 1,000,073–1 in 5.1930.00× base Simulate

Work out the cost of ENCORE MORTIS 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
v796.000%Active

Frequently asked

What is the RTP of ENCORE MORTIS?

Base spins return 96.00% of the amount wagered over the long run, from the published outcome table for version 7. All 4 of its bonus buys return 96.00%.

What is the max win in ENCORE MORTIS and how likely is it?

The top payout is 88,888× the base bet. On a base spin it lands 1 in 12,000,016 spins. In the Bonus buy (100×) 88,888× lands 1 in 1,000,003 buys.

Does ENCORE MORTIS have a bonus buy, and what does it cost?

Yes, 4 buy modes. Bonus: 100× the base bet, 96.00% RTP, an expected cost of 4.00× the base bet per buy. Mystery: 250× the base bet, 96.00% RTP, an expected cost of 10.00× the base bet per buy. Super: 500× the base bet, 96.00% RTP, an expected cost of 20.00× the base bet per buy. Trois: 750× the base bet, 96.00% RTP, an expected cost of 30.00× the base bet per buy.

Is ENCORE MORTIS high or low volatility?

High. Its base-mode standard deviation is 37.4× 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 ENCORE MORTIS

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