Iron Bank | Slot Game Review

Iron Bank is a heist-themed slot from Relax Gaming, released in November 2020 and built in collaboration with the CasinoGrounds community, following a crew of animal characters — a rhino, a pelican, a komodo dragon, and others — planning a Cuban bank robbery masterminded by a character called The Jaguar. It runs on a 5×4 grid with 40 fixed paylines, a 96.20% base RTP (97% with the bonus buy), and very high volatility, and it’s frequently cited as one of Relax Gaming’s most narrative-driven titles thanks to its three distinct bonus modes.

Iron Bank slot screenshot

Iron Bank isn’t available at either of our linked casinos — both are RTG-powered, and Relax Gaming, a regulated-market studio, doesn’t license its titles to RTG-style offshore casinos. Try Fair Go instead for a working real-money slots option, or play Iron Bank in demo mode at Relax Gaming’s own site if it’s listed there.

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Provider Relax Gaming
RTP 96.20% base (97% with Bonus Buy)
Volatility Very High
Reels / Rows 5 / 4
Paylines 40 (fixed)
Max Win 49,999× stake
Release Year 2020

Iron Bank offers three separate free-spins modes — Combat, Heist, and Oil — each triggered by scatter symbols and each playing with a different mechanic and risk profile, letting the heist narrative branch depending on which mode lands. Premium symbols built around the game’s Cuban setting (a bull, a crystal vase, a bottle of whiskey, Cuban cigars) pay the base-game prizes, while the animal-crew wilds and multiplier symbols carry over into whichever bonus mode triggers. Relax Gaming caps the official max win at 49,999× the total stake, just short of the common 50,000× benchmark, and the very high volatility rating reflects how much of that ceiling is concentrated in the rarest bonus outcomes rather than spread across frequent smaller hits.

Pros

  • Three distinct bonus modes (Combat, Heist, Oil) give the game more narrative variety than a single free-spins round
  • 49,999× max win puts it near the top of Relax Gaming’s high-ceiling originals
  • Built with CasinoGrounds community input, giving it a distinct heist-story identity among Relax originals
  • 96.20% base RTP is solid, and 97% with the bonus buy is a meaningful boost
  • Animal-heist theme and character art stand out from more generic slot symbol sets

Cons

  • Very high volatility means long droughts are common even by high-volatility slot standards
  • Three separate bonus modes add a learning curve compared to a single, simple free-spins feature
  • 49,999× max win, while high, is a step below Money Train 2 and 3’s ceilings
  • Bonus buy cost reflects the very high volatility rating and isn’t cheap to access repeatedly

Frequently Asked Questions

What is the RTP of Iron Bank?

Iron Bank has a 96.20% base RTP from Relax Gaming, rising to 97% when the bonus buy feature is used.

What are the three bonus modes in Iron Bank?

Iron Bank offers Combat, Heist, and Oil free-spins modes, each triggered by scatter symbols and each playing with a different bonus mechanic tied to the game’s heist storyline.

Where can I play Iron Bank for real money?

Iron Bank isn’t available at Sloto Cash or Fair Go, our two linked casinos, since Relax Gaming doesn’t license its titles to RTG-style offshore operators — try Fair Go instead for a working real-money slots option, or check Relax Gaming’s own site for a demo.