Slot review
Iron Bank
By Relax Gaming · Released 2021
RTP
96.06%
Volatility
Very High
Max win
30,000x
Reels
5×4
Heist-themed sibling of Money Train. Wilds persist with their multipliers and unlock vaults for guaranteed cash drops.
Mechanics
- Persistent multiplier wilds
- Vault unlock progression
Bonus buy
Available at 100x. Bonus Buy can change the effective RTP versus organic free-spin triggers — check the game info panel before committing.
Our verdict
Tighter math than Money Train. Plays well for medium bankrolls.
About the studio
Relax owns the Money Train IP — the highest-volatility, highest-ceiling slot brand on the market (max win 100,000x on Money Train 4). They also operate Silverback Gaming and a publishing arm for third-party studios. Their in-house math team is the most aggressive in the industry. Full Relax Gaming profile →