Duel of the Eclipse cover art

Duel of the Eclipse slot: RTP and max win

By Lumo Gaming. Released 20 Jul 2026, math version 20.
Medium volatilityNo. 5756 most played this month

Duel of the Eclipse is a medium-volatility slot by Lumo Gaming on Stake Engine, released 20 Jul 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 14,992,515 spins. It has 4 bonus buys priced at 60× to 400× the bet; the best returns 96.00%, so each buy costs 2.40× the bet on average over the long run. It is the No. 5756 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 14,992,515
10,000× top payout per spin
Base spin pays nothing
70.9%
of spins
Players, last 30 days
6
$389 wagered (Engine Insights)

Every mode, side by side

Costs are multiples of the base bet. Odds come from the published outcome table for v20. "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 14,992,5151 in 3.441 in 270.04× base Simulate
AnteBoosted spin3.00×96.00%10,000×1 in 15,015,1581 in 3.331 in 330.12× base Simulate
WildboostBonus buy60×96.00%10,000×1 in 885,360every round1 in 2.782.40× base Simulate
BonusBonus buy100×96.00%10,000×1 in 5,000,009every round1 in 7.454.00× base Simulate
SuperwildboostBonus buy200×96.00%10,000×1 in 5,540,316every round1 in 4.318.00× base Simulate
SuperbonusBonus buy400×96.00%10,000×1 in 1,943,728–1 in 1216.00× base Simulate

Work out the cost of Duel of the Eclipse 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
v2096.000%Active

Frequently asked

What is the RTP of Duel of the Eclipse?

Base spins return 96.00% of the amount wagered over the long run, from the published outcome table for version 20. All 4 of its bonus buys return 96.00%.

What is the max win in Duel of the Eclipse and how likely is it?

The top payout is 10,000× the base bet. On a base spin it lands 1 in 14,992,515 spins. In the Wildboost buy (60×) 10,000× lands 1 in 885,360 buys.

Does Duel of the Eclipse have a bonus buy, and what does it cost?

Yes, 4 buy modes. Wildboost: 60× the base bet, 96.00% RTP, an expected cost of 2.40× the base bet per buy. Bonus: 100× the base bet, 96.00% RTP, an expected cost of 4.00× the base bet per buy. Superwildboost: 200× the base bet, 96.00% RTP, an expected cost of 8.00× the base bet per buy. Superbonus: 400× the base bet, 96.00% RTP, an expected cost of 16.00× the base bet per buy.

Is Duel of the Eclipse high or low volatility?

Medium. Its base-mode standard deviation is 23.0× 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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