Hollow Fog cover art

Hollow Fog slot: RTP and max win

By Moonbite Games. Released 1 Nov 2026, math version 1.
Medium volatilityNo. 3622 most played this monthNew

Hollow Fog is a medium-volatility slot by Moonbite Games on Stake Engine, released 1 Nov 2026. Its base game returns 96.00%, below the median Engine slot (96.02%). The top payout is 20,000× the bet, bigger than 59% of Engine slots; from a base spin it lands about once every 2,123,052 spins. It has 5 bonus buys priced at 100× to 500× 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. 3622 most played Engine slot over the last 30 days.

Base RTP
96.00%
catalogue figure 96.000%
Max win
20,000×
of the base bet
Max win, base spins
1 in 2,123,052
20,000× top payout per spin
Base spin pays nothing
64.5%
of spins
Players, last 30 days
71
$6K wagered (Engine Insights)

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.

ModeTypeCostRTPMax winMax win oddsPays anythingReturns the costExpected cost per round
BaseBase spin1.00×96.00%20,000×1 in 2,123,0521 in 2.831 in 5.220.04× base Simulate
RisingBoosted spin3.00×96.00%20,000×1 in 1,530,5691 in 2.711 in 160.12× base Simulate
ThickBoosted spin5.00×96.00%20,000×1 in 2,099,6931 in 2.681 in 160.20× base Simulate
NightBonus buy100×96.00%20,000×1 in 6,094,7371 in 1.011 in 3.884.00× base Simulate
MysteryBonus buy265×96.00%20,000×1 in 3,315,034every round1 in 4.2110.60× base Simulate
DevilBonus buy290×96.00%20,000×1 in 16,396–1 in 4.3611.60× base Simulate
BlackBonus buy300×96.00%20,000×1 in 5,284,183every round1 in 4.0112.00× base Simulate
BloodBonus buy500×96.00%20,000×1 in 3,466,877every round1 in 3.9320.00× base Simulate

Work out the cost of Hollow Fog 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
v196.000%Active

Frequently asked

What is the RTP of Hollow Fog?

Base spins return 96.00% of the amount wagered over the long run, from the published outcome table for version 1. All 5 of its bonus buys return 96.00%.

What is the max win in Hollow Fog and how likely is it?

The top payout is 20,000× the base bet. On a base spin it lands 1 in 2,123,052 spins. In the Night buy (100×) 20,000× lands 1 in 6,094,737 buys.

Does Hollow Fog have a bonus buy, and what does it cost?

Yes, 5 buy modes. Night: 100× the base bet, 96.00% RTP, an expected cost of 4.00× the base bet per buy. Mystery: 265× the base bet, 96.00% RTP, an expected cost of 10.60× the base bet per buy. Devil: 290× the base bet, 96.00% RTP, an expected cost of 11.60× the base bet per buy. Black: 300× the base bet, 96.00% RTP, an expected cost of 12.00× the base bet per buy. Blood: 500× the base bet, 96.00% RTP, an expected cost of 20.00× the base bet per buy.

Is Hollow Fog high or low volatility?

Medium. Its base-mode standard deviation is 25.2× 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.

Slots with similar math to Hollow Fog

Matched on volatility, max win, RTP and whether there's a bonus buy. Not on theme.

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