Tome of Madness
The Tome of Madness slot invites players on a thrilling adventure alongside the enigmatic Rich Wilde. Featuring cascading symbols and a supernatural theme inspired by Lovecraftian lore, this engaging game delivers unique mechanics and immersive graphics for an exciting, mysterious gameplay experience.
Introduction to Tome of Madness
Tome of Madness invites players to uncover mysterious secrets alongside Rich Wilde. Developed by Play'n GO, this slot features a unique cascading grid layout and offers a variety of distinctive bonus features. Here, every spin brings new opportunities as wins create further chances for rewards.
How the Game Grid and Wins Work
The action in Tome of Madness unfolds on a 5x5 grid. Symbols descend onto the grid, and wins occur when four or more identical symbols land in a connected cluster, touching horizontally or vertically. Each time a winning cluster appears, those symbols are removed from the grid, and new symbols drop down to fill the empty positions. The game continues to cascade and form new winning combinations until no additional wins are possible in a round.
Cluster Wins Explained
- Wins form with four or more matching symbols connected horizontally or vertically.
- All cluster wins and feature wins within a single round are added together.
- Only the highest win per symbol combination is paid.
- Cluster wins and potential features are awarded at the end of each round.
Placing Your Bet
The minimum bet per round is £0.10, and the maximum bet is £5.00. To select your desired wager, use the plus and minus buttons or choose from the available bet buttons located at the bottom of the game interface. The current bet amount is displayed, and the bet remains locked during active game rounds. The bet is used for all features, including free spins, that are triggered during that round.
Understanding the Symbols and Bonus Features
Tome of Madness contains a range of features that add depth to gameplay. Each feature activates through specific actions in the game, offering opportunities for special effects and bonus rounds.
Eye Marks
On any spin, Eye Marks may appear at random positions on the grid. If a win occurs exactly on an Eye Mark, the eye is opened. When cascades finish and no new wins form, opening an Eye Mark awards two SPECIAL WILD symbols added to the grid.
Charging the Portal
Every winning symbol helps charge the Portal, which in turn can trigger additional features:
- After 7 winning symbols, 2 SPECIAL WILDS are added to the grid.
- After 14 winning symbols, another 2 SPECIAL WILDS are added. Achieving a win with a SPECIAL WILD triggers the ABYSS Portal Effect.
- After 27 winning symbols, 2 SPECIAL WILDS are again added. A win with a SPECIAL WILD activates the VOID Portal Effect.
If multiple portal charges are achieved in succession before earlier effects have played, only the latest effect will take place.
Portal Effects
- ABYSS: Removes a row or column from the position of a winning SPECIAL WILD. All removed symbols contribute further to charging the Portal. If another SPECIAL WILD is removed, the process repeats from that symbol's position.
- VOID: Picks one regular symbol at random and removes every matching symbol from the grid.
Other World Free Round
The Other World Free Round is triggered after 42 winning symbols are collected in a single round. This bonus awards one free round with three random Portal Effects. For every three additional winning symbols collected beyond 42, an extra Portal Effect is awarded, up to a maximum of seven effects in total. During this round, a Portal Effect triggers whenever no further wins are present.
Possible Portal Effects during the Other World Free Round include:
- Four SPECIAL WILDS added to the grid.
- Four SPECIAL WILDS plus an ABYSS Portal Effect if a win occurs with any SPECIAL WILD.
- Four SPECIAL WILDS plus a VOID Portal Effect if a win occurs with any SPECIAL WILD.
Eye Marks and the MEGA WILD
In the Other World Free Round, between 11 and 12 Eye Marks are visible. Each Eye Mark opens by forming a win at its location. If all Eye Marks are opened during the bonus, the MEGA WILD Cthulhu symbol is released onto the grid. This MEGA WILD moves downward with each cascade until it leaves the grid, prolonging the bonus round as long as wins continue to form.
Game Controls and Player Actions
- Adjusting Bets: Change your wager by clicking the bet buttons or the plus and minus signs.
- Viewing the Paytable: Access detailed payout information and rules by clicking the paytable button.
- Starting a Game Round: Press the “START” button to begin a round with your selected bet.
- Auto Adjust Bet: If your balance is too low to support your current bet, the game automatically reduces the bet to the next available level. The original bet does not increase back automatically after subsequent wins.
Important Information About Gameplay
- Winning combinations pay only when connected horizontally or vertically, with no gaps between matching symbols.
- Winning clusters can appear anywhere on the grid.
- The specific Return to Player (RTP) percentage is displayed within the game.
- For more detailed rules and feature information, refer to the in-game rules section.
Handling Unfinished Games
If play is interrupted, all game data and placed bets are preserved until the game is reopened. You may resume your incomplete round from the exact point of interruption. Undecided bets in incomplete games will become void after 90 days. In the event of malfunction, all pays and plays are rendered void.
Tome of Madness Strategy
There is no Tome of Madness strategy that can guarantee a win. Like other online slots, the outcome of each spin is determined randomly, so previous results do not influence what happens next.
The most useful Tome of Madness strategy is to understand how the slot works before playing. Check the RTP, volatility, paylines and available features so you know what to expect from the game. These details can help you decide whether Tome of Madness suits your preferences, but they do not increase your chances of winning on an individual spin.
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*All values (Bet Levels, Maximum Wins etc.) mentioned in relation to this slot game are subject to change at any time. Game features mentioned may not be available in some jurisdictions.

