Slot
Tome of Madness
Play'n GO
Tome of Madness is a Lovecraftian cluster-pays slot released by Play'n GO in 2019 and part of the studio's popular Rich Wilde saga. Set across a 5x5 cascading grid, it pulls the treasure hunter into a world of cosmic horror where Cthulhu and eldritch creatures wait. This operator overview covers its theme, mechanics, RTP setup and portfolio value.
Updated on 2026-09-29
A Lovecraftian descent into cosmic horror
Officially titled Rich Wilde and the Tome of Madness, the game drops the veteran adventurer into a nightmare drawn from H.P. Lovecraft's mythos. A forbidden tome opens a gateway to eldritch dimensions, and Rich Wilde must hold on to his sanity as monstrous beings emerge from the dark. The dripping, shadow-soaked art direction gives the title a distinctly unsettling mood that stands apart from brighter releases.
Portal meter, the Abyss and the Other World
Play unfolds on a 5x5 cascading grid with cluster pays, awarding wins from 4 or more matching symbols. Each winning symbol charges the Portal insanity meter: at 7 it drops 2 Special Wilds, at 14 it adds the Abyss effect, and at 42 it opens the Other World free round with Abyss, Void and Special-Wild effects working together. Cthulhu can surface as a Mega Wild, while an eye-marks mechanic runs during the feature to extend the chaos.
RTP, volatility and configurable returns
The default RTP is 96.59%, and the game runs at high volatility, so wins arrive less often but can hit hard, up to a ceiling of 2,000x the bet. Play'n GO also supplies lower RTP configurations, letting operators select the return model that fits their market and margin strategy. Teams should always confirm the active RTP in the operator's client before launch.
Why operators add Tome of Madness
Its dark, atmospheric theme is a natural counterweight to the bright fruit and candy slots that crowd most lobbies, giving curators a striking visual contrast. The layered Portal progression keeps players invested session after session as they chase the Other World, supporting strong engagement metrics. Add the recognisable Rich Wilde branding, and the title becomes an easy pick for any well-rounded Play'n GO shelf.
FAQ
Is Tome of Madness available to play on this site?
No. This is a B2B showcase for casino operators, so the game is presented for evaluation only and cannot be played here. Licensed operators offer it through their own platforms.
What is the maximum win in Tome of Madness?
The maximum win is 2,000x the bet. Combined with high volatility, this makes the title suited to players who enjoy pursuing rarer but larger outcomes.
How does the Portal meter work?
The Portal insanity meter charges as winning symbols are collected. It drops 2 Special Wilds at 7, adds the Abyss effect at 14, and opens the Other World free round at 42.
Can operators change the RTP?
Yes. Alongside the 96.59% default, Play'n GO offers lower RTP configurations. The active value should be confirmed in the operator's client.
Provider and game data is checked against official studio pages and public licence registers, then reviewed for accuracy.