How the RNG Works
Book of Dead uses a certified Random Number Generator that produces millions of number sequences per second. When you press spin, the current number in the sequence is mapped to a reel outcome. This process is entirely memoryless — no previous spin, session, or player history influences the next result. The RNG is certified by independent testing laboratories required by UKGC and MGA licensing.
The Gambler's Fallacy
The Gambler's Fallacy is the belief that past random events influence future independent events. "I've gone 300 spins without a bonus — I'm due one" is a classic fallacy. The probability of triggering free spins remains constant (approximately 1 in 100–150 spins) regardless of how many spins have passed without a trigger. A 300-spin dry spell makes the next spin no more or less likely to produce a bonus.
Why It Feels Like Hot and Cold
Human brains are pattern-recognition machines. We notice clusters of wins and clusters of losses because they feel meaningful. A sequence of 5 bonus triggers in 200 spins followed by 400 spins with no bonus is entirely within normal statistical variance for a high-volatility slot — but it feels like the game "went cold." It did not change; only our perception did.
What to Do Instead of Chasing Hot Streaks
Accept that Book of Dead's performance in any session is random within the bounds of its mathematical design. Set a loss limit before you start and stick to it. Do not increase bets because you "feel" the game is about to pay — that feeling has no informational value. Do not reduce bets after a bonus because you "feel" the next one is far away — same reason.