Rich Wilde and the Tome of Insanity: the book mechanic goes gothic
Rich Wilde and the Tome of Insanity takes Play'n GO's signature explorer and drops him into a Lovecraftian setting of tentacles and madness. Under the eerie art it is a familiar book slot, but a couple of twists set it apart from Book of Dead. Here is what actually matters before you spin.
The mechanics
Tome of Insanity is a 5-reel, 10-payline slot built on the book formula. The tome acts as both wild and scatter, and landing three or more triggers the free spins. The hook is the expanding symbol drawn before the round, the same idea that made the format famous, but here the presentation leans into a creeping horror theme rather than the bright tombs of the Egyptian games. The grid layout and bet structure feel instantly readable to anyone who has played a book slot, so there is almost no learning curve. The difference is tone and the small mechanical tweaks Play'n GO folds into the bonus.
RTP and volatility
This is a high-volatility slot. The base game is intentionally thin, and most of the potential sits inside the free spins when the right symbol expands. Play'n GO usually quotes a default RTP in the mid-96 percent area, but the studio licenses lower versions of its games, and casinos can run whichever build they choose. The graphics never change, so the figure on screen is the only thing that tells the truth. Check the info panel every session, the discipline our RTP guide exists to build, and match your stake to the swing using our volatility guide.
The bonus features
The free spins are where Tome of Insanity earns its keep. Before the round begins, the game selects a special expanding symbol. During the spins, if that symbol lands enough to pay, it stretches to cover its whole reel and pays across all positions whether they are adjacent or not. Retriggers can stack more spins on top, which is the dream outcome. Draw a high-value symbol and a single round can carry the session. Draw a low card and the bonus often fizzles. That randomness is the entire risk profile, and it is why book slots reward patience over chasing.
How to play Tome of Insanity
To play Tome of Insanity you choose a coin value and bet level, then spin and wait for three tomes to drop. There is no skill element, so the only real decision is stake sizing. Because the base game runs lean, a smaller bet that lasts through many spins gives you more chances to hit the bonus than a large bet that empties quickly. We always suggest trying the game in demo or via a free spins deal first so you can feel the variance before committing real money. Set a budget, treat any bonus win as a bonus, and walk when you said you would.
The verdict
Strengths: a proven, easy format wrapped in genuinely atmospheric art, real tension in every bonus, and pacing that book fans already understand. Weaknesses: RTP-version fragmentation you must verify yourself, and high variance that punishes small bankrolls. Tome of Insanity is an entertainment product built on swings, not a plan. Find a licensed casino through our reviews, claim a fair welcome offer from our bonuses page, and for more on the maker see our Play'n GO review. 18+.
Rich Wilde and the Tome of Insanity FAQ
How is Tome of Insanity different from Book of Dead?
Both use the same book mechanic with an expanding symbol in the free spins. Tome of Insanity swaps the Egyptian setting for a darker horror theme and folds in its own presentation tweaks, but the core risk profile is similar.
Is Rich Wilde and the Tome of Insanity high volatility?
Yes. The base game is lean and most of the return is concentrated in the free spins. Expect long dry runs and play within a budget you can afford to lose. 18+.
Where can I play Tome of Insanity?
You can play Tome of Insanity at licensed casinos carrying Play'n GO games. Use our reviews to choose a regulated site and confirm the RTP version on the info screen before you start.