Boom! Boom! Gold!

Boom! Boom! Gold! runs on a 6×5 grid with pay-anywhere wins that start from 8 matching symbols. Wins collapse, new icons drop in, and random multiplier and Boom Multiplier symbols (up to x500) can supercharge cascades. Land 4+ Scatters for 15 Free Spins where all multipliers you see in a cascade add to a Total Multiplier. Bonus Buy is available.

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About Boom! Boom! Gold!

Boom! Boom! Gold! is a 6×5 mining slot from ThreeOaks where 8+ matching symbols pay anywhere. Wins trigger cascades, removing winning icons and dropping new ones. Scatters and Multipliers remain until the cascade ends.

Landing 4+ Scatters awards 15 Free Spins, with extra spins for retriggers. During Free Spins, all Multiplier and Boom Multiplier symbols (x2–x500) add to a Total Multiplier applied to the cascade’s payout. The Boom Multiplier grows with each collapse up to x500. A Bonus Buy option is available for 240× the bet.

Main Features of Boom! Boom! Gold!

Pay Anywhere (wins for 8+ matching symbols)
Collapsing / Cascading Symbols
Free Spins with Total Multiplier
Multiplier symbol (x2–x500)
Boom Multiplier symbol (grows up to x500)
Bonus Buy (Free Spins for 240× bet)

Bonus Mechanics in Boom! Boom! Gold!

Free Spins: 4+ Scatters in the base game award 15 Free Spins. During Free Spins, landing 3+ Scatters adds +5 spins.
Total Multiplier: In Free Spins, each Multiplier that appears during a winning cascade is added to a Total Multiplier. That total is applied to the cascade’s payout when at least one Multiplier symbol is present.

Boom! Boom! Gold! Demo

Try Boom! Boom! Gold! for free to understand how 8+ symbol wins behave during cascades and how multipliers are applied at the end of each collapse. The demo lets you test how often 4+ Scatters arrive for 15 Free Spins, see the difference between the standard Multiplier and the Boom Multiplier, and learn the pace of the game before you stake real money.

All Symbols in Boom! Boom! Gold! Explained

Symbols in Boom! Boom! Gold! are divided into high-paying icons (Donkey, Ore Cart, Lantern, Pickaxe) and lower-paying gemstones (Yellow, Red, Green, Blue, Purple). Wins are awarded for 8 or more identical symbols appearing anywhere on the 6×5 grid. Based on the payout table, here’s the order from highest to lowest value:

Donkey

12–30: 50×

10–11: 25×

8–9: 10×

Gold Ore Cart

12–30: 25×

10–11: 10×

8–9: 2.5×

Lantern

12–30: 15×

10–11: 5×

8–9: 2×

Pickaxe

12–30: 12×

10–11: 2×

8–9: 1.5×

Yellow Gem

12–30: 10×

10–11: 1.5×

8–9: 1×

Red Gem

12–30: 8×

10–11: 1.2×

8–9: 0.8×

Green Gem

12–30: 5×

10–11: 1×

8–9: 0.5×

Blue Gem

12–30: 4×

10–11: 0.9×

8–9: 0.4×

Purple Gem

12–30: 2×

10–11: 0.75×

8–9: 0.25×

Symbols

SCATTER
Scatter symbols can land on any reel. Scatter wins are counted separately from regular paylines.

6: 100×

5: 5×

4: 3×

Collapsing Symbols

Winning icons can form combinations anywhere on the reels.

The payout size is determined by the total number of identical symbols present.

Once a winning cluster appears, those symbols vanish and trigger a cascade.

During the cascade, the remaining icons slide to the bottom, while new ones fall from above to occupy empty spots.

Cascades keep repeating until no fresh winning combinations are formed.

Scatter and Multiplier symbols remain on the grid and activate only after the cascade finishes.

Free Spins Feature

Hitting 4 or more Scatter icons in the base game unlocks 15 Free Spins.

During the bonus, 3 or more Scatters grant an additional 5 Free Spins.

Both the Multiplier and Boom Multiplier functions remain active throughout Free Spins.

Every Multiplier symbol that drops during a winning cascade is collected into the Total Multiplier meter.

The accumulated Total Multiplier is applied to the payout of any cascade, provided at least one Multiplier symbol appears on the reels.

Multiplier Symbol

Multiplier icons carry random values ranging from x2 up to x500. They can appear on any reel, both in the base game and during Free Spins. All multipliers that land within a cascade are collected and then applied to the total payout once the cascade sequence ends.

Boom Multiplier Symbol

The Boom Multiplier starts with a random value ranging from x2 to x500. Each time symbols collapse in a cascade, the Boom Multiplier can increase step by step, up to a maximum of x500. These symbols may appear on any reel during both the base game and Free Spins. At the end of a cascade, all active Multipliers and Boom Multipliers are added together and applied to the total win.

Buy Bonus Feature

Players have the option to instantly purchase Free Spins for 240× the bet. Once the feature is bought, the Free Spins round begins right away. Free Spins cannot be purchased if the balance is too low. The spins are played at the same bet size as the one active at the moment of purchase.

How to Play Boom! Boom! Gold!

Set your stake and spin the 6×5 reels, aiming for 8 or more matching symbols anywhere on the grid. Wins are based on the number of identical symbols, with higher payouts for 12–30 matches. Winning symbols are removed, tiles drop down, and new ones fall in to create potential extra wins. Cascades continue until no new combination forms. Scatter and Multiplier symbols stay on the reels and activate at the end of the cascade.

The Miner Scatter pays on its own. Landing 4 or more in the base game awards 15 Free Spins, and hitting 3+ more Scatters during the bonus adds 5 extra spins. Multipliers are central: the standard Multiplier can show values from x2 to x500, while the Boom Multiplier starts between x2 and x500 and increases with consecutive collapses up to x500. Every Multiplier that appears during a winning cascade is added together and applied once the cascade ends, boosting payouts significantly.

For instant access, you can buy Free Spins for 240× your bet. The feature starts immediately at the chosen stake. It’s best to test the demo first and set a bankroll limit, since cascading slots with large multipliers can be highly volatile, with dry spells followed by explosive wins.

Gold rush chaos with booming multipliers ⚒️💥

I grabbed a welcome deal that included 100 FS (no deposit!) and pointed it at Boom! Boom! Gold!. First impression: bright, cartoony mine vibe, chunky sound effects, and those nugget multipliers flashing x50, x100… chef’s kiss. The grid is 6×5 and you don’t need lines — 8+ pays anywhere — so every drop feels like a mini puzzle.
Free spins kicked in after 4 Miner Scatters (15 FS). The multipliers are the star: I had one cascade where a Boom Multiplier grew and, together with a regular multiplier, the total applied at the end. Not a jackpot moment, but a spicy hit around x36 on lanterns, and I once saw the donkey stack close to the top tier (that icon goes up to x120 for 12–30). My heart stopped on a near miss for a second retrigger — needed 3+ Scatters for +5 but got two.
Overall vibe: lively and a bit swingy — cascades can be dry and then suddenly explode when multipliers land. I love that you can also buy the bonus (price is 240×, so I saved my bankroll). Would I play again? Yep, because those x2–x500 multipliers plus the pay-anywhere mechanic feel like pure slot dopamine when they line up.

Daniel

designer

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