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Slot Review

Agent of Hearts

Our Rating:

89.41% Gold star

Agent of Hearts by Play'n GO
No, take me back

Visitor Rating:

0,00% No star

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USARated 99.46/100%

welcome bonus

360%/$220,000

60x wagering

Number of games
610+
Payment methods
5
Game providers
64
Min deposit
0.01
US Players
Accepted

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Gabriela Kirilova | Content Optimization Director

Updated: Mar 19, 2025

Quick Facts

Provider: ProviderThe Slot Provider is none other than the company who developed the slot. Simply click on the name of the provider to find our more about it!
Date Launched: Date LaunchedThe date when this slot game was launched. 20/08/2021
Theme: ThemeTheme is the general genre that the the slot could be classified as. One of the elements that makes slot games appealing, A nicely planned popular theme can potentially skyrocket the popularity of an online slot! Animals, Cat, Fairy Tale, Gems, Mouse, Rabbit
Jackpot: JackpotA stand-alone or multi-leveled progressive prize pool that a player can win at a given time, simply by spinning the reels.
Special Symbols: Special SymbolsThe special symbols of a slot are part of its mechanic. Elements such as Wilds, Scatters and regular paying symbols come together to form winning combinations. Colossal, Scatters, Symbol Swap, Symbols Collection, Wilds

Review Summary

Agent of Hearts by Play'n GO is a highly volatile slot that draws inspiration from Alice in Wonderland, bringing a unique cluster pays mechanic and an unconventional 7-7-5-5-5-7-7 layout. This game is packed with cascading wins, random modifiers, and special character-based features that enhance every spin. The slot stands out with its Agent Features, where four different characters trigger distinct symbol transformations, along with a high-paying free spins round. The maximum win potential reaches 5,262x the stake, supported by a high variance model and an RTP that varies across different casino settings. The game is designed with visually striking graphics and animated effects that immerse players in a whimsical but dark-toned fairy tale world. With a betting range from €0.20 to €100, Agent of Hearts caters to both casual players and high rollers.

Slot Information

Return to Player (RTP): Return to Player (RTP)The Return to Player is a statistic that aims to show the player's edge over the casino - the higher this number is the better! We review all slots based on this RTP value so click on the percentage on the right to find our more slots with a similar RTP! 94.28%
Volatility/Variance: Volatility/VarianceVolatility or Variance is meant to describe the winning potential of a slot game: a high volatility will have you win big but no so often, while a low volatility will let you win frequently, but less. High
Progressive Slot: Progressive SlotA progressive slot is a slot that keep on growing its total possible winning pool; usually linked by a network of slots. It is also known as a jackpot.
Slot Type: Slot TypeSlots can be categorized as classic, 3D, video slots, etc. Click on the type of slot on the right to see similar types of slots! Video Slot
Rows: RowsPart of the design of the slot, the rows are the horizontal lines that trigger special features when certain paying symbols fall in place. 7
Reels: ReelsReels are the vertical lines that are build in the slots architecture; together with the rows they help trigger special winning combinations. 7
Paylines: PaylinesPaylines, or betting lines, are the pre-determined links of symbols across the rows and reels of a slot. A slot can have anywhere from just 1 payline or up to thousands paylines!
Slot Layout: Slot LayoutThe layout of the slot is the way the slot is built, based on the number of rows, reels and paylines.

Slot Features

Minimum Bet: Minimum BetThe minimum accepted amount that will allow you to spin the reels of this slot game. $0.2
Maximum Bet: Maximum BetThe maximum accepted amount that will allow you to spin the reels of this slot game. $100
Maximum Win: Maximum WinThe total maximum amount that you could win triggering the biggest winning combo. $526200
Progressive Slot: Progressive SlotA progressive slot is a slot that keep on growing its total possible winning pool; usually linked by a network of slots. It is also known as a jackpot.
Auto Play Feature: Auto Play FeatureAuto Play is a built-in function on the slot interface that enables automatic spinning of the slot without the player having to press the Spin button on every spin. Usually, the function can be preset to auto execute a certain number of spins like 20,50, 100, or more. Players can typically define their bet amount and set loss limits before starting Auto Play.
Avalanche / Tumbling Reels Feature: Avalanche / Tumbling Reels FeatureAvalanche or Tumbling Reels is a dynamic slot feature where winning symbols disappear, making way for new symbols to fall into place. With each consecutive win, the multiplier increases, offering players the chance for bigger payouts with every tumble.
Cluster Pays Feature: Cluster Pays FeatureCluster Pays is a relatively new slot feature that triggers winnings when a given number of same symbols (usually 4 or more) of same type are next to each other on slot’s reels or lines. In turn, these slots do not have a fixed number of paylines.
Free Spins Feature: Free Spins FeatureFree spins are the most popular feature in online slots today. Usually they are not just a free spinning on the usual gameplay of the slot but are bundled into separate and more exciting feature with special effects and much greater winning potential.
Turbo Play Feature: Turbo Play FeatureThe Turbo Play feature allows players to play a given slot much faster than usual by bypassing slower effects in graphics and music. It is preferred by players who are familiar with a given slot and do not want to hear repetitive sounds and moves for a long time.
Available: Android, IOS, Windows

Pros

  • Unique 7-7-5-5-5-7-7 layout.
  • Multiple character-based features.
  • Cascading wins with symbol transformations.
  • Mega Wild in the free spin.

Cons

  • Free spin round cannot be retriggered.

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Screenshots

Agent of Hearts Slot Home Screen

Agent of Hearts Slot Home Screen

Agent of Hearts Slot Base Gameplay

Agent of Hearts Slot Base Gameplay

Agent of Hearts Slot Paytable

Agent of Hearts Slot Paytable

Agent of Hearts Slot Winning Cluster

Agent of Hearts Slot Winning Cluster

Agent of Hearts Slot Mad Hat Feature

Agent of Hearts Slot Mad Hat Feature

Agent of Hearts Slot Grinning Cat Feature

Agent of Hearts Slot Grinning Cat Feature

Expert’s Opinion

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278 Articles

From a gameplay perspective, Agent of Hearts delivers a well-crafted, high-volatility slot experience that stands out due to its unique character-based mechanics. The cascading reels and cluster pays format ensure that every spin has the potential to lead to extended win sequences, while the four Agent Features add variety and unpredictability. The single-spin free round format may feel unconventional compared to standard free spins with multiple rounds, but the Mega Wild and enhanced modifiers compensate by creating massive win potential. While the 94.28% RTP is below industry standards, the interactive features, bonus triggers, and 5,262x max win make up for it. Play’n GO has successfully combined strong visuals, engaging mechanics, and high stakes gameplay, making Agent of Hearts an excellent choice for those who enjoy cluster-based slots with deep feature integration.

8.94 /10 by Gabriela Kirilova

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Introduction to Agent of Hearts

Agent of Hearts Slot LogoThis slot transports players into a reimagined version of Alice in Wonderland, where secret agents—each with their own special abilities—work towards retrieving the keys to the Queen’s Heart. The game’s visual design leans towards a darker, mysterious version of the well-known tale, featuring characters like the Cheshire Cat, the White Rabbit, the Mad Hatter, and the Caterpillar in new and interesting roles. The 7-reel cluster pays system replaces traditional paylines, requiring five or more matching symbols to form winning clusters. Thanks to cascading reels, winning combinations trigger symbol removals, allowing new ones to drop into place. This mechanic plays a key role in unlocking the game’s feature-driven bonuses, making every spin unpredictable and filled with potential surprises.

Agent of Hearts Slot Provider

Play'n Go Logo

Play'N Go

USA Rated 97.21/100%

444 Casinos | 343 Games

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Number of games
343
Country
Sweden
Founded
2005
  • Scratchcards
  • Slots
  • Table Games

Play'n GO is recognized for its innovative approach to slot design, consistently delivering high-quality titles that go beyond traditional gameplay. Known for games like Reactoonz, Moon Princess, and Rise of Olympus, the provider has perfected the cascading reels mechanic. Agent of Hearts follows Play’n GO’s tradition of combining engaging themes with dynamic gameplay mechanics. The slot is part of the company’s expanding portfolio of grid-based slots, where clusters of symbols rather than paylines determine wins. As usual, Play'n GO has optimized the game for smooth performance across desktop and mobile platforms, ensuring accessibility without sacrificing visual or gameplay quality.

Agent of Hearts Slot Characteristics:

Characteristic Value
Paylines Cluster Pays
RTP 94.28%
Max Win x5,262
Bonus Game Yes
Special Symbols Colossal, Scatters, Wilds, Symbols Collection
Paid Symbols 8
Free Spins Yes
Reels 7
Rows 7
Slot Layout 7x7x5x5x5x7x7
Technology HTML5, JS
Platforms Mobile, Desktop, Tablet
Minimum Bet $0.2
Maximum Bet $100

Agent of Hearts Slot Gameplay and Mechanics

The gameplay revolves around a 7-7-5-5-5-7-7 cluster grid, meaning winning combinations are formed when five or more matching symbols connect horizontally or vertically. Winning clusters are removed from the reels, triggering the Cascading Reels system that continues until no more wins occur. The slot features wilds, symbol swaps, and a variety of random modifiers, many of which are tied to the game’s unique character-based system. The Agent Features play a central role in keeping the game dynamic. Each premium character has a corresponding Agent Meter, and collecting six symbols from a single character fills the meter, triggering its unique ability. Additionally, random wilds can appear on non-winning spins, adding an extra level of unpredictability.

Agent of Hearts Slot Base Gameplay

Agent of Hearts Slot Base Gameplay

Agent of Hearts Slot RTP

94-95 RTP Range

The RTP of Agent of Hearts stands at 94.28%, which is notably lower than the industry average for video slots. However, it's important to note that Play'n GO includes RTP ranges, meaning the return-to-player percentage can vary depending on the casino’s settings. Some operators may offer slightly higher RTP versions of the game, while others might lower it further. This variability makes it essential for players to check the RTP at their chosen casino before playing. Despite the lower-than-average RTP, the game's high volatility and feature-heavy design provide strong win potential for those who are willing to take on the risk.

Agent of Hearts Slot Volatility

High volatility icon

Classified as a high volatility slot, Agent of Hearts is designed for players who enjoy high-risk, high-reward gameplay. Wins can be infrequent, but the potential for large payouts—up to 5,262x the stake—balances out the risk. The cascading reels system and various character-based modifiers can lead to long sequences of wins, particularly in the free spins round. However, due to the nature of high variance slots, it’s possible to experience extended dry spells before hitting a significant payout. This slot is best suited for players with a larger bankroll or those who prefer strategic, long-session gameplay rather than frequent small wins.

Agent of Hearts Slot Betting Range

The slot accommodates a wide range of players with a minimum bet of €0.20 and a maximum bet of €100 per spin. This makes it accessible to casual players looking for low-stakes gameplay, while still offering high rollers the chance to make large wagers. Given the high volatility, adjusting bet sizes accordingly is crucial to managing bankroll effectively. Lower stakes allow for longer play sessions, whereas higher stakes increase the potential for large wins, particularly when the free spin feature or multiple character modifiers are triggered in a single sequence.

Agent of Hearts Slot Symbols Explained

The game features a mix of lower-paying gem symbols and high-paying premium character symbols. The four Agent characters—the Dormouse, Caterpillar, Cheshire Cat, and Mad Hatter—are the highest-paying symbols, each tied to a unique modifier. The wild symbol appears as a red heart with a “W”, substituting for all regular symbols to help create winning clusters. The key symbol plays a crucial role in unlocking the Queen’s Heart Free Spin, while the Mega Wild appears during the bonus round to enhance win potential. The game’s cascading system, combined with symbol transformations, adds another layer of depth to the symbol interactions.

Agent of Hearts Symbols

Let's explore each symbol and its' payout range:

Agent of Hearts Slot Symbol

x15+ = 10000

x12+ = 1000

x10+ = 250

x9 = 100

x8 = 80

x7 = 50

x6 = 40

x5 = 25

Agent of Hearts Slot Symbol

x15+ = 1250

x12+ = 500

x10+ = 125

x9 = 50

x8 = 40

x7 = 25

x6 = 20

x5 = 12.50

Agent of Hearts Slot Symbol

x15+ = 500

x12+ = 250

x10+ = 75

x9 = 35

x8 = 20

x7 = 15

x6 = 10

x5 = 7.50

Agent of Hearts Slot Symbol

x15+ = 400

x12+ = 200

x10+ = 50

x9 = 25

x8 = 15

x7 = 10

x6 = 7.50

x5 = 5

Agent of Hearts Slot Symbol

x15+ = 200

x12+ = 100

x10+ = 30

x9 = 15

x8 = 7.50

x7 = 5

x6 = 4

x5 = 2.50

Agent of Hearts Slot Symbol

x15+ = 150

x12+ = 75

x10+ = 25

x9 = 10

x8 = 5

x7 = 4

x6 = 2.50

x5 = 2

Agent of Hearts Slot Symbol

x15+ = 100

x12+ = 50

x10+ = 20

x9 = 7.50

x8 = 4

x7 = 2.60

x6 = 2

x5 = 1.50

Agent of Hearts Slot Symbol

x15+ = 50

x12+ = 25

x10+ = 12.50

x9 = 5

x8 = 2.50

x7 = 2

x6 = 1.50

x5 = 1

Agent of Hearts Slot Free Spins Round

The Queen’s Heart Free Spin is the main bonus round, triggered by collecting three key symbols in a single spin. Unlike typical free spins, this round consists of a single enhanced spin where all four Agent modifiers are activated in sequence. Once all cascading wins are completed, the Random Heart Wild feature places up to seven extra wilds on the grid, followed by a 3×2 Mega Wild dropping onto the reels. Since no additional keys can land during this feature, the free spin cannot be retriggered. This makes the bonus round a high-stakes, high-reward event that can lead to significant payouts.

Agent of Hearts Slot Features

The slot is heavily feature-driven, with key elements including:

  • Cascading Wins – Winning clusters disappear, making room for new symbols.
  • Random Wilds – Non-winning spins can randomly add four to seven wilds.
  • Agent Modifiers – Character-based features that transform or remove symbols.
  • Queen’s Heart Free Spin – A single enhanced spin with all modifiers in play.
  • Mega Wild – A 3×2 wild symbol that appears at the end of the free spin.

Agent of Hearts Demo Version

Demo Version Icon

CasinoLandia offers a free-to-play demo version of Agent of Hearts, providing players with an opportunity to test the game without financial risk. The demo allows users to explore the game’s mechanics, volatility, and bonus features in a controlled environment, making it an excellent way to familiarize themselves with how the cluster pays system, cascading reels, and special Agent modifiers function. Since Play’n GO’s slots often include a variety of highly interactive bonus mechanics, playing the demo version is beneficial for understanding how the different features can trigger in succession. The demo version maintains the same RTP, volatility, and feature frequency as the real-money version, giving players an accurate representation of what to expect when switching to actual stakes. Additionally, since the game has high volatility, testing the demo first can help players determine an appropriate betting strategy before playing for real money.

Agent of Hearts Slot Compatible Devices

smartphone

Agent of Hearts is built using HTML5 technology, ensuring full compatibility across all modern devices. The game runs smoothly on desktop computers, laptops, tablets, and smartphones, without requiring any additional downloads. Players can access the slot through a web browser, and thanks to Play’n GO’s mobile-first approach, the game is optimized for both iOS and Android platforms. The adaptive design ensures that all features, animations, and bonus rounds function identically across different screen sizes, providing an uninterrupted gaming experience. The touchscreen interface on mobile devices allows for intuitive controls, including tap-to-spin functionality and easy navigation through the game’s settings and paytable. Regardless of whether players prefer a large desktop screen for a more immersive view or the convenience of playing on the go, Agent of Hearts maintains its performance quality and visual fidelity across all platforms.

Frequently Asked Questions (FAQs)

These questions provide concise answers to common queries about Agent of Hearts Slot, ensuring clarity and understanding for players.

What is the RTP of Agent of Hearts?

The RTP of Agent of Hearts is 94.28%, which is lower than the industry standard for online slots.

What is the maximum win in Agent of Hearts?

The maximum win in Agent of Hearts is 5,262x the stake, making it a high-payout potential slot.

How many paylines does Agent of Hearts have?

Yes, Agent of Hearts offers a Queen’s Heart Free Spin, which is triggered by collecting three key symbols in a single spin. This feature guarantees all four Agent modifiers and a Mega Wild for high win potential.

Does Agent of Hearts Slot Offer a Free Spins Round?

Yes, Agent of Hearts offers a Queen’s Heart Free Spin, which is triggered by collecting three key symbols in a single spin. This feature guarantees all four Agent modifiers and a Mega Wild for high win potential.

Can I play Agent of Hearts on my mobile device?

Yes, Agent of Hearts is fully compatible with mobile devices, including iOS and Android, thanks to its HTML5-based design. The slot runs smoothly on both smartphones and tablets without requiring any additional downloads.

Is there a demo version available for Agent of Hearts?

Yes, Agent of Hearts has a demo version available on CasinoLandia, allowing players to test the game for free before wagering real money.

What are the betting limits in Agent of Hearts?

The minimum bet in Agent of Hearts is $0.20, while the maximum bet is $100 per spin, catering to both casual players and high rollers.

What features does Agent of Hearts offer?

Agent of Hearts includes multiple features, such as:

  • Cascading Reels with cluster pays
  • Random Wilds (Second Chance feature)
  • Four Agent Modifiers (Cupcake Splat, Smokin’ Phat, Grinning Cat, Mad Hat)
  • Symbol Transformations and Removals
  • Queen’s Heart Free Spin with a guaranteed Mega Wild (3×2 size)

Where can I play Agent of Hearts?

Agent of Hearts has high volatility, meaning wins may be infrequent but can be significant when they occur.

What is the volatility level of Agent of Hearts?

Agent of Hearts has high volatility, meaning wins may be infrequent but can be significant when they occur.

What symbols should I look out for in Agent of Hearts?

The Agent symbols (Dormouse, Caterpillar, Cheshire Cat, and Mad Hatter) trigger powerful modifiers when collected. Additionally, key symbols unlock the Queen’s Heart Free Spin, while Wild Heart symbols substitute for regular symbols to help form winning clusters.

Concluding Thoughts

Agent of Hearts is a visually impressive and feature-packed slot that caters to players who enjoy dynamic gameplay mechanics and high volatility payouts. The cluster pays system, cascading wins, and character-driven modifiers make every spin unpredictable, while the Queen’s Heart Free Spin serves as the game’s high-reward highlight. The maximum payout of 5,262x the stake makes it an appealing choice for those seeking big-win potential, though the high variance means wins can be sporadic. The inclusion of random wilds and symbol transformations ensures that even base game spins remain engaging. However, the lower-than-average RTP may deter some players looking for more frequent returns. Overall, Agent of Hearts is best suited for players who appreciate risk, patience, and strategic bankroll management.

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