HEPHAESTUS FORGE cover art

HEPHAESTUS FORGE slot: RTP and max win

By RTP.EXE. Released 25 Oct 2026, math version 2.
High volatilityNo. 3130 most played this monthNew

HEPHAESTUS FORGE is a high-volatility slot by RTP.EXE on Stake Engine, released 25 Oct 2026. Its base game returns 96.50%, above the median Engine slot (96.02%) and higher than 66% of them. The top payout is 25,000× the bet, bigger than 81% of Engine slots; from a base spin it lands about once every 1,146,562 spins. It has 4 bonus buys priced at 200× to 1,000× the bet; the best returns 96.50%, so each buy costs 7.00× the bet on average over the long run. It is the No. 3130 most played Engine slot over the last 30 days.

Base RTP
96.50%
catalogue figure 96.500%
Max win
25,000×
of the base bet
Max win, base spins
1 in 1,146,562
25,000× top payout per spin
Base spin pays nothing
64.5%
of spins
Players, last 30 days
201
$10K 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 spin1.00×96.50%25,000×1 in 1,146,5621 in 2.811 in 8.220.04× base Simulate
AnteBoosted spin1.25×96.50%25,000×1 in 1,660,5481 in 2.671 in 8.210.04× base Simulate
Bonus ForgeBonus buy200×96.50%25,000×1 in 170,4771 in 1.011 in 3.937.00× base Simulate
Maxwin AnteBonus buy200×96.50%25,000×1 in 381,7931 in 1.011 in 4.757.00× base Simulate
Bonus GreatBonus buy500×96.50%25,000×1 in 48,340every round1 in 3.3917.50× base Simulate
Bonus DivineBonus buy1,000×96.50%25,000×1 in 51,477every round1 in 3.0135.00× base Simulate

Work out the cost of HEPHAESTUS FORGE 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
v296.500%Active

Frequently asked

What is the RTP of HEPHAESTUS FORGE?

Base spins return 96.50% of the amount wagered over the long run, from the published outcome table for version 2. All 4 of its bonus buys return 96.50%.

What is the max win in HEPHAESTUS FORGE and how likely is it?

The top payout is 25,000× the base bet. On a base spin it lands 1 in 1,146,562 spins. In the Bonus Forge buy (200×) 25,000× lands 1 in 170,477 buys.

Does HEPHAESTUS FORGE have a bonus buy, and what does it cost?

Yes, 4 buy modes. Bonus Forge: 200× the base bet, 96.50% RTP, an expected cost of 7.00× the base bet per buy. Maxwin Ante: 200× the base bet, 96.50% RTP, an expected cost of 7.00× the base bet per buy. Bonus Great: 500× the base bet, 96.50% RTP, an expected cost of 17.50× the base bet per buy. Bonus Divine: 1,000× the base bet, 96.50% RTP, an expected cost of 35.00× the base bet per buy.

Is HEPHAESTUS FORGE high or low volatility?

High. Its base-mode standard deviation is 33.6× 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.

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