Iron Oath cover art

Iron Oath slot: RTP and max win

By Hit Studios. Released 2 Nov 2026, math version 1.
High volatilityNo. 926 most played this monthNew

Iron Oath is a high-volatility slot by Hit Studios on Stake Engine, released 2 Nov 2026. Its base game returns 96.00%, below the median Engine slot (96.02%). The top payout is 50,000× the bet, bigger than 97% of Engine slots; from a base spin it lands about once every 3,438,458 spins. It has 4 bonus buys priced at 100× to 1,000× 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. 926 most played Engine slot over the last 30 days.

Base RTP
96.00%
catalogue figure 96.000%
Max win
50,000×
of the base bet
Max win, base spins
1 in 3,438,458
50,000× top payout per spin
Base spin pays nothing
54.1%
of spins
Players, last 30 days
1,185
$203K 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%50,000×1 in 3,438,4581 in 2.171 in 6.270.04× base Simulate
Chance5Boosted spin2.00×96.00%50,000×1 in 251,3811 in 2.131 in 6.230.08× base Simulate
Chance10Boosted spin4.00×96.00%50,000×1 in 1,570,0901 in 2.041 in 7.340.16× base Simulate
BonusBonus buy100×96.00%50,000×1 in 20,424every round1 in 4.004.00× base Simulate
MysteryBonus buy500×96.00%50,000×1 in 1,8861 in 2.011 in 5.5320.00× base Simulate
SuperBonus buy500×96.00%50,000×1 in 6,249every round1 in 4.0120.00× base Simulate
SiegeBonus buy1,000×96.00%50,000×1 in 1,3331 in 1.671 in 4.8140.00× base Simulate

Work out the cost of Iron Oath 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 Iron Oath?

Base spins return 96.00% of the amount wagered over the long run, from the published outcome table for version 1. All 4 of its bonus buys return 96.00%.

What is the max win in Iron Oath and how likely is it?

The top payout is 50,000× the base bet. On a base spin it lands 1 in 3,438,458 spins. In the Bonus buy (100×) 50,000× lands 1 in 20,424 buys.

Does Iron Oath 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: 500× the base bet, 96.00% RTP, an expected cost of 20.00× the base bet per buy. Super: 500× the base bet, 96.00% RTP, an expected cost of 20.00× the base bet per buy. Siege: 1,000× the base bet, 96.00% RTP, an expected cost of 40.00× the base bet per buy.

Is Iron Oath high or low volatility?

High. Its base-mode standard deviation is 55.0× 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 Iron Oath

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

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