Immortal Lightning cover art

Immortal Lightning slot: RTP and max win

By Twist Gaming. Released 1 May 2025, math version 2.
Low volatilityNo. 1078 most played this month

Immortal Lightning is a low-volatility slot by Twist Gaming on Stake Engine, released 1 May 2025. Its base game returns 96.99%, above the median Engine slot (96.02%) and higher than 96% of them. The top payout is 5,000× the bet; from a base spin it lands about once every 500,102 spins. It has 2 bonus buys priced at 100× to 500× the bet; the best returns 97.00%, so each buy costs 15× the bet on average over the long run. It is the No. 1078 most played Engine slot over the last 30 days.

Base RTP
96.99%
catalogue figure 96.990%
Max win
5,000×
of the base bet
Max win, base spins
1 in 500,102
5,000× top payout per spin
Base spin pays nothing
66.2%
of spins
Players, last 30 days
888
$149K wagered (Engine Insights)

Every mode, side by side

Costs are multiples of the base bet. Odds come from the published outcome table for v2. "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 spin1.00×96.99%5,000×1 in 500,1021 in 2.961 in 100.03× base Simulate
AnteBoosted spin1.20×97.00%5,000×1 in 416,8151 in 3.861 in 350.04× base Simulate
Super AnteBoosted spin5.00×97.00%5,000×1 in 100,0001 in 3.991 in 130.15× base Simulate
BonusBonus buy100×97.00%5,000×1 in 5,000–1 in 3.413.00× base Simulate
SuperBonus buy500×97.00%5,000×1 in 1,000–1 in 3.5115.00× base Simulate

Work out the cost of Immortal Lightning 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
v296.990%Active

Frequently asked

What is the RTP of Immortal Lightning?

Base spins return 96.99% of the amount wagered over the long run, from the published outcome table for version 2. All 2 of its bonus buys return 97.00%.

What is the max win in Immortal Lightning and how likely is it?

The top payout is 5,000× the base bet. On a base spin it lands 1 in 500,102 spins. In the Super buy (500×) 5,000× lands 1 in 1,000 buys.

Does Immortal Lightning have a bonus buy, and what does it cost?

Yes, 2 buy modes. Bonus: 100× the base bet, 97.00% RTP, an expected cost of 3.00× the base bet per buy. Super: 500× the base bet, 97.00% RTP, an expected cost of 15.00× the base bet per buy.

Is Immortal Lightning high or low volatility?

Low. Its base-mode standard deviation is 12.6× the bet, which puts it in the lowest 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 Immortal Lightning

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

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