Stack Wild Attack

Stack Wild Attack Slot Review

A fruit cabinet floats in a purple neon void, amber and pink light streaking out behind its black bezel as if the machine itself is moving. Stack Wild Attack, from Tiptop, is built on a contradiction worth taking seriously: it wears the most old-fashioned symbol set in slots, yet its paytable is arranged around a prize that has nothing to do with fruit.

It runs on a 5×3 grid with 20 paylines and a total RTP of 96,00%. The odd part is the scatter, which pays 2,000x the total bet for five, forty times what the wild itself manages at the top. In a game this traditional, that single row changes everything about what you’re actually spinning for.

Base Game & Features

All wins pay left to right from the leftmost reel, on active paylines, and only the highest combination on each line counts. Wins on different paylines are added together. Scatters are the exception: they pay in any position, their wins are added to line wins, and only the highest scatter win counts.

There’s a practical upshot to that split. Line wins need the run to start on reel one, so a premium symbol stack on the right side of the grid pays nothing on its own. Scatter wins have no such requirement, which is exactly why the Free Spins symbol can carry the game’s richest award without ever needing a payline.

• Winning combinations start on the leftmost reel and pay left to right on active paylines
• Only the highest win is paid on each active payline
• Wins on different paylines are added together
• Scatters pay in any position, and scatter wins are added to line wins
• Only the highest scatter win pays
• All displayed prizes are totals with applicable multipliers already included

How to Play

Getting started takes seconds. There’s a single bet level to set before the reels move, and the interface keeps everything visible in one place:

• Select the bet to be used in the game
• Press the SPIN button or the spacebar to play
• The INFO/WIN display shows messages and win amounts
• The BALANCE display shows the balance and toggles between currency and credits

Stacked Wilds

The wild is where the game’s name comes from. It substitutes for every symbol except the scatter, and it lands stacked, filling whole reels at a time. Wild stacks can appear across multiple reels in the same spin, which is where the biggest line wins live.

Because the wild is also the second-richest symbol on the sheet, a full stack does two jobs at once. It completes runs of anything it covers, and it pays its own five-of-a-kind award when a line fills entirely with Ws. A screen full of stacked wilds is the attack the title promises.

Paytable

The paytable is traditional, with three lucky 7s on top, melons and grapes in the middle, and lemons and cherries at the bottom. All values below are multiples of the total bet:

• Red 7, Green 7, Blue 7 – 1x for three, 5x for four, 10x for five
• Watermelon – 1x for four, 4x for five
• Grapes – 0.2x for three, 1x for four, 4x for five
• Lemon, Cherry – 0.1x for three, 0.5x for four, 2x for five
• Wild (W) – 2x for three, 20x for four, 50x for five
• Free Spins Scatter – 10x for three, 50x for four, 2,000x for five, paying in any position

The wild out-pays the 7s by a wide margin, so a stacked wild reel is worth far more than any regular symbol run. And the scatter’s 2,000x for five sits in a different league from everything else on the sheet, an unusual structure for a game this traditional.

It’s worth reading those ladder shapes side by side. The three 7s share a single pay row, so the colour never matters, only the count; stacked 7 symbols fill the reels in runs that pay identically whether they’re red, green or blue. The fruit rows are flatter still, with the watermelon skipping a three-of-a-kind award entirely and starting at four.

Visually, the cabinet framing does real work. The dark reel window, the numbered side rails built from stacked brick-like tiles fading from rust to olive, and the chrome-and-yellow logo on its red header all give the game a physical presence most modern slots don’t bother with. It looks like an object rather than a webpage.

Stack Wild Attack Free Spins

Three or more scatter symbols trigger the Free Spin Feature, awarding 10 free spins. That’s the whole entry requirement. The scatter is the same Free Spins symbol that pays those outsized awards in the base game, so a triggering spin collects its scatter award as well as the bonus round.

Once inside, the round runs like this:

• 10 free spins awarded on trigger
• Wild stacks behave exactly as they do in the base game, substituting for everything except the scatter
• Three or more scatters landing during the feature award an additional 10 free spins
• Scatter wins during the round are added on top, paying in any position as usual

Retriggers have no stated limit, so a lucky run of scatters can extend the round indefinitely in theory. With wild stacks in play, a retriggered session is where this game’s ceiling sits.

Beyond the retrigger, the free spins round doesn’t add modifiers, tiered modes or collection mechanics. It’s the base game with more spins and the same stacked wilds, nothing more.

Our Honest Verdict

Overall Rating: 7/10

Spinning this one is old-school fruit business, enlivened whenever a wild stack rolls in and wraps the reels in Ws, all of it sitting inside that glowing violet cabinet. The reason to choose it is the scatter: five of those pays 2,000x the bet, a number fruit games almost never carry.

The stacked wilds are the best thing here. They build line wins the 7s and fruit can’t manage alone, and two stacks landing together make the base game worth watching. The free spins round is the disappointment: ten spins, a retrigger, nothing added, so it plays like an encore of the base game rather than somewhere you were heading.

Devotees of the old symbol sets who still want one big dream number attached will be well served. Anyone after a bonus round with ideas of its own won’t find one here. As neon fruit cabinets go, this one earns its glow.

Stack Wild Attack FAQs

• What is the RTP of Stack Wild Attack?

  The theoretical RTP of Stack Wild Attack is 96,00%.
• How many paylines does Stack Wild Attack have?

  Stack Wild Attack has 20 fixed paylines. All line wins pay left to right from the leftmost reel, and wins on different paylines are added together.
• What is the grid size of Stack Wild Attack?

  Stack Wild Attack uses a 5×3 grid with five reels and three rows.
• Who makes Stack Wild Attack?

  Stack Wild Attack is made by Tiptop.
• How do you trigger free spins in Stack Wild Attack?

  The Free Spin Feature starts when three or more Scatter symbols appear anywhere on the reels. Scatters pay in any position, so a triggering spin collects its scatter award as well as the bonus round.
• Can free spins retrigger in Stack Wild Attack?

  Yes. Three or more Scatter symbols landing during the Free Spins feature award an additional 10 free spins, and there’s no stated limit on retriggers.
• What does the wild symbol do in Stack Wild Attack?

  The wild substitutes for all symbols except the scatter, and it lands stacked across the reels. Five wilds on a payline pay 50x the total bet.
• What is the highest-paying symbol in Stack Wild Attack?

  The Free Spins scatter is the richest symbol in the game, paying 2,000x the total bet for five. It beats the wild’s 50x and the lucky 7s’ 10x by a wide margin.