Santa’s Stack from Relax Gaming

RTP: 96.27%

Celebrate the season with Santa’s Stack, a festive casino game from Relax Gaming!

Game Review

Celebrate the season with Santa’s Stack, a festive casino game from Relax Gaming! This charming slot transports players to a nostalgic pixelated North Pole village, where an 8×8 grid and cluster pays mechanics combine with innovative bonus features. With its unique Secret Santa Respin feature, Free Spins with guaranteed wilds, and the potential for colossal rewards up to 20,000x, Santa’s Stack offers a magical holiday gaming experience. Unwrap gifts and aim for big wins!

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Provider	Relax Gaming
Release Date	2021-11-25
RTP	96.27%
Volatility	High
Max Win	20,000x
Theme	Christmas / Holiday / Pixel Art

Game Information & Statistics

Feature	Value
Reels	8
Rows	8
Paylines	Cluster Pays
Min Bet	$0.10
Max Bet	$50
Max Win	20,000x
Jackpot	No
RTP	96.27%
Volatility	High
Hit Frequency	23.97%

Theme, Graphics, and Symbols

Santa’s Stack immerses players in a charming 8-bit winter wonderland, set in a quiet town square during the Christmas period. [1, 2] The visual design is intentionally pixelated, referencing old video games, creating a nostalgic and cozy retro Christmas theme reminiscent of Hellcatraz. [1, 2, 5] The 8×8 grid is colorful and stands out against a backdrop of cobbled streets, old buildings, and lazily drifting snowflakes. [1, 5] The sprites on the reels are equally cute, with characters like Rudolph, elves, Mrs. Claus, and Santa himself, exuding old-school charm. [1, 2, 5] This classic slot perfectly captures the holiday spirit with a unique twist. [1]

The soundtrack features festive sounds like US city traffic, a chiming clock tower, constant jingling bells, and cheerful holiday greetings, creating an immersive holiday atmosphere. [6] The spin of the reels even resembles the sounds of 1980s video games. [6] The audio and visuals combine to create a delightful and engaging casino game. [1, 5]

Symbols and Payouts

Regular Symbols: Lower-paying symbols are blue, green, and red decorative Christmas tree light bulbs. [1, 2, 5, 7] Higher-paying symbols include Rudolph the Red-Nosed Reindeer, an elf, Mrs. Claus, and Santa Claus himself. [1, 2, 5, 7] Santa is typically the most generous symbol, providing a top prize of 10,000x for a cluster of 60+, while Mrs. Claus, the head elf, and Rudolph pay 4,000x, 3,000x, and 2,000x respectively for 60+ symbols. [1, 3, 5]
Special Symbols:

Wild Symbol: A red ‘W’ with a yellow background acts as the Wild. [5] It substitutes for all regular symbols to help form winning clusters. [1, 5] Wilds are particularly important in the Secret Santa Respin feature and Free Spins. [2, 5]
Bonus Scatter: A Christmas Tree symbol (or ‘BONUS’ symbol) serves as the Scatter. [1, 4] Landing 3 or more of these triggers the Free Spins round. [1, 2, 4, 5, 7]

How to Play Santa’s Stack and Its Bonus Features

How to Play Santa’s Stack

To celebrate the season with this captivating casino game, first select your desired bet size, ranging from $0.10 to $50 per spin. [1, 2, 5, 9, 10] Once your wager is set, hit the “Spin” button to drop new symbols onto the expansive 8×8 grid. [2, 3, 4, 5] Wins are achieved by landing clusters of 5 or more identical symbols that are connected horizontally or vertically. [1, 2, 4, 8] When a winning cluster is formed, those symbols disappear (cascade), and new ones drop in to replace them, potentially leading to consecutive wins within a single spin. [2, 6] We highly recommend trying the Santa’s Stack free slot machine demo mode available on our site to familiarize yourself with its unique cluster pays, Secret Santa Respins, and Free Spins mechanics without any financial risk. [1, 3, 8, 9] This mobile slot is fully optimized for all devices, ensuring a seamless and festive gaming experience on the go. [1, 6, 8] Unwrap gifts and aim for big wins today!

Bonus Features and Mechanics

Santa’s Stack is filled with magical bonus features designed to deliver festive cheer and colossal rewards: [2, 5]

Secret Santa Respins: This feature is triggered whenever a Wild symbol is used as part of a winning cluster. [1, 2, 5] The winning cluster converts into Mystery Symbols and locks in place for a respin. [1, 2, 5, 7] If a new win occurs adjacent to the previously formed Mystery Symbols, that new winning cluster also converts, and an additional respin is awarded. [1, 2, 5] This can lead to a large block of matching symbols for massive payouts. [2, 5]
Free Spins: Landing 3 or more Christmas Tree Scatter symbols awards 5 free spins (plus 1 additional free spin for every extra Scatter in view). [1, 2, 4, 5, 7] During Free Spins, the Secret Santa feature is permanently active from the initial spin and increases in size after each one. [4, 7] Wild symbols are guaranteed to land at the start of every spin, and the number of guaranteed Wilds increases by one on every spin, starting with one Wild on the initial free spin. [1, 2, 5, 7] When Scatter symbols land during the feature, players win either +1 extra free spin, a +1x win multiplier (which applies to the total win), or both. [1, 2, 5, 7] The win multiplier is unlimited. [5]
Bonus Buy (Not for UK players): Where available, Santa’s Stack offers a Bonus Buy option. [2, 4, 10] For a cost of 100x your current bet, you can instantly trigger the Free Spins round. [2, 4, 10] When buying the bonus, the RTP increases to 97.00%, offering a potentially more favorable high RTP slot experience. [1, 2, 5, 10]

Understanding RTP and Volatility in Santa’s Stack

Santa’s Stack features a default RTP (Return to Player) of 96.27%, which is considered a great figure and slightly above the industry average for online slots. [1, 2, 3, 5, 6] This makes it a highly favorable high RTP slot choice for casino games. [1, 5] When utilizing the Bonus Buy feature (where available), the RTP is further boosted to 97.00%, offering an even more favorable long-term return. [1, 2, 5, 10]

The game operates with High volatility (rated 5/5 on Relax Gaming’s own volatility scale). [1, 2, 3, 5, 6] This indicates that while wins may not occur very frequently, when they do, they have the potential to be very substantial, with a max win of 20,000x your stake. [1, 2, 3, 5, 6, 8] High volatility slots are particularly appealing to players who enjoy the thrill of significant payouts and are prepared for longer periods between returns. [1, 2, 5] With a hit frequency of 23.97%, meaning a win occurs on just under a quarter of spins on average (approximately once every 4.17 spins), it offers a challenging but potentially very rewarding casino game experience. [1, 2, 5, 6]

Our Verdict on Santa’s Stack

Santa’s Stack is a charming and highly engaging casino game that brings festive cheer to the exciting world of cluster pays slots. Relax Gaming has created a visually nostalgic pixel-art classic slot that combines its unique cluster pays with innovative bonus features like the Secret Santa Respin and Free Spins with increasing guaranteed wilds. [1, 2, 5] The high volatility ensures thrilling gameplay, and the impressive 20,000x max win potential makes it a compelling choice for players who appreciate strong themes and high-stakes action in a mobile slot. [1, 2, 5] It’s a great game that blends whimsy and innovation, making it the hit Christmas-themed slot of 2021! [1]

Pros	Cons
✅ Charming retro pixel-art Christmas theme with excellent graphics and sound. [1, 2]	❌ High volatility might lead to long dry spells for some players. [1, 6]
✅ Engaging Cluster Pays mechanic and Secret Santa Respin feature. [1, 2]	❌ The game can be quite hard-edged despite its sweet exterior. [2]
✅ Free Spins with guaranteed, increasing wilds and progressive multiplier. [1, 5]	❌ No progressive jackpot in this version. [1, 8]
✅ High RTP of 96.27% (up to 97.00% with Bonus Buy) and 20,000x max win. [1, 2]	❌
✅ Mobile-friendly design for seamless play. [1, 6]	❌

Suitable for: Christmas theme enthusiasts, players who enjoy cluster pays mechanics, and high-risk, high-reward seekers looking for a challenging mobile slot experience. [1, 8]

Tips & Strategy

Tips for Playing Santa’s Stack

Master the Demo: Utilize the Santa’s Stack free slot machine demo to thoroughly understand the cluster pays, Secret Santa Respin, and Free Spins mechanics before playing with real money. [1, 3, 8]
Bankroll Management for High Volatility: Given the high volatility, it’s crucial to set a strict budget and manage your bankroll carefully. [1, 2] Smaller bets over a longer period might be more effective in hitting the lucrative bonus features.
Focus on Wild Triggers: Wild symbols are key to the Secret Santa Respin feature, which can lead to large clusters of matching symbols and is central to the game’s biggest potential. [1, 2]
Consider the Bonus Buy: If available in your jurisdiction, the Bonus Buy option provides instant access to the Free Spins round with an increased RTP, allowing you to experience the game’s core action directly. [1, 2, 10]

Santa’s Stack FAQ

What is the RTP of Santa’s Stack?

The default RTP (Return to Player) for Santa’s Stack is 96.27%, which can increase to 97.00% with the Bonus Buy feature (where available). [1, 2, 5]

Can I play Santa’s Stack for free?

Yes, a free slot machine demo version of Santa’s Stack is available on our website, allowing you to try the game without any financial risk. [1, 3, 8]

Does Santa’s Stack have a free spins feature?

Yes, Santa’s Stack includes a Free Spins round, triggered by landing 3 or more Christmas Tree Scatter symbols, featuring guaranteed Wilds and a progressive multiplier. [1, 2, 4]

What is the maximum win in Santa’s Stack?

The maximum win in Santa’s Stack is 20,000 times your total bet. [1, 2, 3, 5]

Is Santa’s Stack mobile-friendly?

Yes, Santa’s Stack is fully optimized as a mobile slot and offers a seamless gaming experience on all smartphones and tablets (iOS and Android). [1, 6, 8]