Spinomenal Slots

A great deal of the catalogue uses the book mechanic: a single symbol acts as both scatter and wild, and triggering free spins selects one expanding symbol at random that then covers whole reels for the remainder of the round.

It is one of the oldest formats in slots and it survives because the shape is good — the free-spins round can produce a genuinely large result if the chosen symbol is a high-value one, and a modest one if it is not. That single random selection is where most of the variance in the game lives.

Book Of Demi Gods II and III, Book Of Rebirth, Book Of Tribes and Book Of The Divine all run variations of it.

• Demi Gods — the studio's flagship mythology line, several entries deep.
• Book Of — the expanding-symbol free-spins format across multiple themes.
• Fruits Collection — classic fruit machines at varying line counts, from 10 lines upward.
• Standalone mythology titles — Titans Rising, Poseidon's Rising, Joker Win.

The Fruits Collection games sit at the gentler end and are the ones to look at if the mythology titles feel too swingy.

Spinomenal games are generally mid-to-high volatility with the payout concentrated in the free-spins round, which follows from the book mechanic — base-game play is quiet by design and the feature carries the game.

That makes stake sizing matter more than usual. A balance that only covers a few dozen spins may never see the feature at all, and the feature is the game. Aim for enough spins to trigger it a few times before judging whether a title suits you. The volatility explainer covers how to size that.

For the same mythology themes with more modern multiplier mechanics, Pragmatic Play is the closest neighbour. For classic fruit-machine maths without the book feature, Amusnet and EGT Digital are a better fit.

Full studio list on slots by provider, and the wider catalogue on the slots overview.

All 194 Spinomenal titles Goldrush carries, taken from the operator's own game catalogue. 2 of them have a full guide on this site — those are linked.

Published specifications where the studio or an independent database states them: rtp for 172 of 194, reels for 141 of 194, lines or ways for 172 of 194. Blank cells are values that are not published, not values we have estimated.