Merlin's Grimoire

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Rules and Gameplay

Merlin’s Grimoire slots offer an entrancing forest adventure packed with enchanting features and a unique symbol splitting mechanic that enhances gameplay in every phase. Players navigate a 5-reel, 3-row grid set against a mystical backdrop, aiming to unlock the secrets within Merlin’s spellbook. The game starts with 243 ways to win, which can expand dramatically thanks to the game’s innovative features. Bets range from $0.10 to $100 per spin, accommodating both casual players and high rollers. The engaging voiceover by Merlin himself adds a layer of depth to the storytelling, immersing players in a magical quest for big wins.

Bonus Features

Merlin’s Grimoire is rich in bonus features that can lead to substantial rewards:

  • Splitting Symbols: Activates on reels 1, 2, and 3 in the base game, with symbols splitting to increase win ways. In the Free Spins round, this can occur on all 5 reels.
  • Free Spins: Triggered by landing 3 or more Grimoire scatters, offering 10 free spins with a special expanding symbol that enhances win potential.
  • Special Expanding Symbol: Before Free Spins commence, a symbol is randomly chosen to expand across reels, potentially covering all positions and significantly boosting payout opportunities.
  • Retriggering Free Spins: Additional free spins can be won during the bonus round, further extending players’ chances at huge wins.


The game features a mix of mystical symbols and traditional slot icons:

  • Low-paying symbols: Esoteric tokens and runes, offering payouts ranging from 0.8 to 1x the bet for five of a kind.
  • High-paying symbols: Scrolls, potion bottles, gems, and Merlin himself, with rewards between 2.5 to 4x the stake for five on a line.
  • Wild/Scatter: The Grimoire acts as both, substituting for other symbols to form winning combinations and triggering Free Spins.


The game’s payout structure is designed to offer significant rewards, especially during the bonus features. The symbol splitting mechanic and special expanding symbols can lead to payouts of up to 35,000x your stake. Below is a table highlighting potential payouts for various symbol combinations:

Symbol 3 of a Kind 4 of a Kind 5 of a Kind
Low-paying Symbols 0.8x 1x 1.2x
High-paying Symbols 2.5x 3x 4x
Grimoire (Wild/Scatter) 0.8x (Trigger Bonus) 1.6x (Trigger Bonus) 4x (Trigger Bonus)


The base game of Merlin’s Grimoire starts with 243 ways to win, which can expand up to 7,776 ways in the Free Spins round thanks to the splitting symbols feature. This dynamic payline structure ensures a thrilling gameplay experience, with the number of win ways increasing as more reels activate and symbols split.

Pros & Cons

Pros Cons
Innovative symbol splitting mechanic enhances gameplay. High volatility may not suit all players.
Engaging theme with high-quality graphics and voiceover. Adjustable RTP ranges can affect player returns.
Massive payout potential up to 35,000x stake. Complex bonus features may be confusing for beginners.

Minimum and Maximum Bet

The game accommodates a wide range of players by offering a minimum bet of $0.10 and a maximum bet of $100 per spin. This betting range makes Merlin’s Grimoire accessible to both casual players who prefer lower stakes and high rollers looking for the thrill of high stakes.

Game Jackpot

Merlin’s Grimoire boasts a staggering maximum win potential of 35,000x the player’s stake, setting it apart in terms of jackpot size. The game operates on a high volatility model and offers a Return to Player (RTP) rate of 96.2%, indicating a balance between risk and reward over the long term. The combination of high volatility and a substantial RTP suggests that while wins may be less frequent, they have the potential to be significant when they occur.

About Provider

Play’n GO, the developer of Merlin’s Grimoire, is renowned for its commitment to high-quality game design and innovation in the online gaming industry. With a history of creating engaging slots that push the boundaries of traditional gameplay, Play’n GO has established itself as a leading software provider. The company is celebrated for its visually stunning graphics, immersive themes, and innovative features that enhance player experience and engagement.

How To Play

  • Start by setting your bet size, adjusting the value to suit your playing style and budget.
  • Spin the reels by pressing the spin button and watch as the symbols land on the grid.
  • Aim to land symbol combinations on the reels to trigger payouts, with special focus on the splitting symbols feature that can significantly increase win ways.
  • Look out for the Grimoire symbols, acting as both wild and scatter, to unlock the game’s bonus features, including free spins and expanding symbols.
  • During free spins, pay attention to the special expanding symbol selected at the start of the round, which can cover entire reels and boost winning potential.
  • Manage your bankroll carefully, keeping in mind the game’s high volatility and adjusting your betting strategy accordingly.


Merlin’s Grimoire by Play’n GO is a spellbinding slot that combines an engaging theme with innovative gameplay mechanics, such as symbol splitting and special expanding symbols. Its high-quality graphics, coupled with an atmospheric voiceover, provide a deeply immersive experience. Despite its high volatility and the complexity of its bonus features, the game’s generous payout potential makes it a compelling choice for players seeking thrilling wins. With its broad betting range, it caters to a wide audience, ensuring that both newcomers and seasoned players can enjoy the magic of Merlin’s Grimoire.