Play Money Minecarts Slot

Money Minecarts is an Iron Dog Studio slot built around an underground treasure hunt, with a prospector, mining equipment and coloured minecarts at the centre of its features. Its main mechanic is a Hold & Win round where blue, purple and red minecarts can alter or collect Cash values. 

We include Money Minecarts among our online slots, with eight free spins providing a separate bonus mode where regular Wilds become 2x Wilds. 

The game uses a colourful mine setting framed by purple, green and orange stonework. Symbols include Prospector Bob, a gold pan, pickaxe, lantern and gemstone-styled card letters, while large crystal formations are used for the Wild symbols. 

• Wild substitutes for all non-special symbols and pays according to the highest win on its win line.
• During free spins, regular Wilds become 2x Wilds.
• Three or more Scatters award eight free spins.
• Six or more Coins trigger the Hold & Win feature.

Hold & Win 

Six or more Coins trigger Hold & Win with three respins. Triggering Coins remain on the grid, and every additional Coin that lands resets the respin counter to three. 

Minecart Powers 

Three coloured Minecarts modify the Hold & Win round. Blue doubles all visible Cash values, Purple changes Coins into multiplier or jackpot outcomes ranging from 15x to 100x, and Red collects the Cash values currently displayed. More than one Minecart power can activate within the same feature. 

Free Spins 

Three or more Scatter symbols award eight free spins. Every Wild appearing during the feature becomes a 2x Wild, adding a multiplier to wins involving that symbol. 

Money Minecarts uses a 5-reel, 3-row grid with 25 fixed paylines. Regular symbols produce line wins, while Coins are used to access the Hold & Win mechanics rather than functioning as ordinary paying symbols. 

The base format is straightforward, but the coloured Minecart system gives the respin round more variation because different powers can appear within one sequence. Across our online casino, this makes Money Minecarts more feature-focused once the Coin mechanics begin. 

• Boomstick Bill 2: Another comic-style mining slot where explosives, underground treasure and a prospector theme feed into progressively stronger bonus mechanics. 
• 3 Wonders: The Good Miner: Coloured objects are tied to separate bonus powers in both games. The Good Miner uses three Gems with different abilities, while Money Minecarts assigns Double, transformation and Collect functions to its coloured carts. 
• Leprechaun’s Diamond Dig: The underground setting, minecarts, gems and treasure-hunting imagery provide the main overlap, although Diamond Dig uses blast mechanics and a multiplier meter rather than Hold & Win cart powers. 

We think Money Minecarts stands out most through the way Iron Dog Studio divides its Hold & Win modifiers between three coloured carts. The underlying 5x3 layout and fixed paylines keep regular spins familiar, while the bonus round introduces more moving parts through doubling, transformation and collection effects. 

Players who prefer feature-led slots may appreciate having several possible Minecart powers rather than a Hold & Win round based only on locking Cash symbols. The separate eight-spin feature is simpler, relying on 2x Wilds instead of adding another progression system. Overall, we see the mining theme as familiar territory, but the coloured cart structure gives the game its own mechanical identity.