Red Iron slot: RTP and max win
Red Iron is a medium-volatility slot by Tilt Room Games on Stake Engine, released 4 Aug 2026. Its base game returns 95.00%, below the median Engine slot (96.02%). The top payout is 10,000× the bet; from a base spin it lands about once every 1,044,854 spins. It has 4 bonus buys priced at 50× to 300× the bet; the best returns 95.07%, so each buy costs 15× the bet on average over the long run. It is the No. 3884 most played Engine slot over the last 30 days.
Every mode, side by side
Costs are multiples of the base bet. Odds come from the published outcome table for v4. "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.
| Mode | Type | Cost | RTP | Max win | Max win odds | Pays anything | Returns the cost | Expected cost per round | |
|---|---|---|---|---|---|---|---|---|---|
| Base | Base spin | 1.00× | 95.00% | 10,000× | 1 in 1,044,854 | 1 in 3.12 | 1 in 70 | 0.05× base | Simulate |
| Ante | Boosted spin | 3.00× | 95.00% | 10,000× | 1 in 339,398 | 1 in 3.13 | 1 in 9.07 | 0.15× base | Simulate |
| Super Ante | Boosted spin | 10× | 95.00% | 10,000× | 1 in 39,114 | 1 in 4.92 | 1 in 9.21 | 0.50× base | Simulate |
| Plan | Bonus buy | 50× | 95.00% | 10,000× | 1 in 8,908 | 1 in 1.36 | 1 in 7.20 | 2.50× base | Simulate |
| Rally | Bonus buy | 100× | 95.00% | 10,000× | 1 in 5,000 | – | 1 in 5.10 | 5.00× base | Simulate |
| Lottery | Bonus buy | 300× | 95.07% | 10,000× | 1 in 3,331 | – | 1 in 7.29 | 14.80× base | Simulate |
| Revolution | Bonus buy | 300× | 95.00% | 10,000× | 1 in 1,667 | – | 1 in 3.57 | 15.00× base | Simulate |
Version history
Base-mode RTP per published math version. Older versions stay public in the fairness API, so changes can be checked.
| Version | Base RTP | |
|---|---|---|
| v4 | 95.000% | Active |
Frequently asked
What is the RTP of Red Iron?
Base spins return 95.00% of the amount wagered over the long run, from the published outcome table for version 4. Its bonus buys return between 95.00% and 95.07%.
What is the max win in Red Iron and how likely is it?
The top payout is 10,000× the base bet. On a base spin it lands 1 in 1,044,854 spins. In the Lottery buy (300×) 10,000× lands 1 in 3,331 buys.
Does Red Iron have a bonus buy, and what does it cost?
Yes, 4 buy modes. Plan: 50× the base bet, 95.00% RTP, an expected cost of 2.50× the base bet per buy. Rally: 100× the base bet, 95.00% RTP, an expected cost of 5.00× the base bet per buy. Lottery: 300× the base bet, 95.07% RTP, an expected cost of 14.80× the base bet per buy. Revolution: 300× the base bet, 95.00% RTP, an expected cost of 15.00× the base bet per buy.
Is Red Iron high or low volatility?
Medium. Its base-mode standard deviation is 18.7× 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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