A base-game spin can randomly become a Power Spin, activating one of the three Power Combo modifiers for that single result. Blue can add Sticky Wilds, green introduces Jackpot Gems carrying Cash values and red activates a 2x2 Multiplier Zone.

I like this because it gives the three headline mechanics something to do before Free Spins arrive. You're effectively getting a brief preview of the stronger features rather than spending the whole base game staring at three Dynamite boxes and wondering when they'll finally earn their place above the reels.

The Multiplier Zone is particularly interesting because simply having a payline pass through it isn't enough. A winning symbol must actually sit inside the Zone for the multiplier to apply, so its positioning matters rather than it behaving like a blanket multiplier across the whole screen.

Gold Nuggets appear during base play and feed a five-position container linked to the Fortune Wheel. Collect all five and the wheel activates.

This gives ordinary spins some welcome persistence. Even if a Nugget doesn't dramatically improve the current result, it moves you another step towards something that can, and that progress isn't simply there for decoration.

It's also entirely appropriate that the prospector spends most of his time collecting little bits of gold before occasionally discovering something worth considerably more. At least somebody in the mine is following a realistic business model.

Fill the Gold Nugget container and the Fortune Wheel can award a Cash Prize, Jackpot, Free Spins trigger or an UP improvement to one of the three Power Combo mechanics. The wheel itself develops through levels, with its prizes improving as progression continues until the relevant sections reach MAX.

This is one of my favourite parts of the game because the wheel isn't simply a random prize dispenser that resets immediately afterwards. Its progression gives repeated Nugget collections some longer-term purpose.

The UP rewards are particularly useful. Blue can increase the number of Sticky Wilds, red can improve the Multiplier and green can strengthen the Jackpot values. That means a wheel result can make a later Free Spins feature better rather than simply paying something and disappearing.

The blue Dynamite controls Wild Power, which introduces Sticky Wilds during Powered Free Spins. The number available depends on the level reached before the feature, with as many as 10 Sticky Wilds possible.

On the expanded 5x6 grid, that's potentially a lot of permanent Wild coverage for a five-spin feature. Get several into useful positions early and every remaining spin benefits from them, which makes the short initial allocation feel considerably less restrictive.

Of the three powers, this is probably the easiest to appreciate immediately. Once a Wild sticks, you know exactly what you've gained and how long you've got left to use it.

Green Dynamite activates Jackpot Power, introducing coloured Gem Symbols that feed four jackpot levels during Free Spins. The Mini starts at 10x and can reach 35x, the Minor ranges from 20x to 70x, the Major from 250x to 500x, while collecting five red Gems awards the 10,000x Grand.

I like the fact that these jackpots have to be built during the feature rather than simply appearing as another Coin marked GRAND. You can see the coloured Gem collections developing and know which prize you're moving towards.

The Grand is obviously the headline target, but the ability to improve the smaller jackpot values before entering Free Spins gives the green Dynamite progression some purpose even when the 10,000x prize remains stubbornly out of reach.

Red Dynamite activates Multiplier Power, creating a 1x3 Multiplier Zone during Free Spins. The Zone expands as the feature progresses, while its multiplier can be upgraded as high as 25x.

This is probably my favourite of the three individual powers because both the size and strength of the mechanic can improve.

A small Zone with a modest multiplier is useful without being spectacular, but once it begins covering more of the grid and the value starts climbing, far more winning combinations have the opportunity to benefit.

There's something suitably destructive about the red Dynamite gradually taking over more of the reels. The miner may have started looking for gold, but by this point he's mostly redecorating the cave with explosives.

Landing a coloured Dynamite Scatter can trigger 5 Powered Free Spins, with the colour determining which Power mechanic becomes active. The reels expand from 5x4 to 5x6, increasing the game from 40 to 60 paylines for the duration of the feature.

Five spins initially feels stingy, and there's no getting around that. The trade-off is that these are substantially stronger spins than the base game, particularly if the associated Power has already been upgraded.

I prefer the fact that All For One Studios has concentrated the action into a short, more powerful feature rather than simply handing out fifteen spins that behave almost exactly like normal play. The risk is obvious, though: five disappointing results and the whole explosion can feel more like a damp firework.

Landing two differently coloured Dynamite Scatters combines their respective powers in the same Free Spins feature, while triggering all three colours activates the complete Power Combo with Wild, Jackpot and Multiplier mechanics running together.

This is easily the game's strongest idea.

Blue and red can combine Sticky Wilds with the expanding Multiplier Zone. Green and red pair Jackpot Gems with stronger multiplied line wins, while blue and green give you permanent Wild coverage alongside the jackpot chase. Get all three and the feature finally feels as explosive as the title promises.

More importantly, these combinations genuinely change the bonus rather than simply giving you three icons above the same Free Spins round. The mechanics can complement one another, particularly when Sticky Wilds start contributing to wins passing through an upgraded Multiplier Zone.

Special +1 symbols can add another spin during Powered Free Spins. When Multiplier Power is active, a Dynamite version can also increase the Multiplier Power while extending the feature.

This matters more than it would in a bonus starting with ten or fifteen spins. With only five guaranteed, every additional spin represents a significant extension and another opportunity to benefit from the powers already active.

A couple of +1s can therefore make a much bigger difference than the modest name suggests, particularly once Sticky Wilds or a strong Multiplier Zone have already been established.

Once Free Spins have triggered, Upsizer can offer paid enhancements to the feature, including additional Sticky Wilds, stronger starting Multipliers or access to higher Jackpot levels. It improves the bonus already triggered rather than awarding extra spins.

It's an interesting option because the value depends heavily on which Power combination you've already landed. Strengthening a single modest modifier is one thing; improving a feature where two or three powers are about to interact can be considerably more tempting.

Mechanically, though, the best version of Give Me Gold is still the one that develops its powers naturally through Nuggets, the Fortune Wheel and the Scatter combinations.

Boost increases the wager by 20% in return for a better chance of triggering Powered Free Spins. It doesn't alter the paytable or improve the feature once it begins.

It's a straightforward trade-off for anyone who wants more emphasis on the Power Combo part of the game, although the Fortune Wheel progression already gives the base game enough purpose that I don't think ordinary play desperately needs shortening.